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4
AD1940
VOLTAGE REGULATOR 2 SERIAL DATA/ TDM INPUTS 28 28 2 2 DATA FORMAT: 5.23 (SINGLE PRECISION) 10.46 (DOUBLE PRECISION) 4 SERIAL CONTROL INTERFACE SERIAL DATA/ TDM OUTPUTS
DSP CORE
MASTER CLOCK INPUT
PLL
SPI I/O
RAM
ROM
tBIH
BCLK_IN
tLIH
tBIL tLIS
LRCLK_IN
tSIS
SDATA_INX LEFT-JUSTIFIED MODE MSB MSB-1
tSIH tSIS
MSB
SDATA_INX I2S-JUSTIFIED MODE
tSIH tSIS
MSB
tSIS
LSB
SDATA_INX RIGHT-JUSTIFIED MODE 8-BIT CLOCKS (24-BIT DATA) 12-BIT CLOCKS (20-BIT DATA) 14-BIT CLOCKS (18-BIT DATA) 16-BIT CLOCKS (16-BIT DATA)
tSIH
tSIH
tBIH
BCLK_OUTX
tLCH
tTS
tBIL tLOS
LRCLK_OUTX
SDATA_OUTX LEFT-JUSTIFIED MODE
tSDDS tSDDM
MSB MSB-1
SDATA_OUTX I2S-JUSTIFIED MODE
tSDDS tSDDM
MSB
SDATA_OUTX RIGHT-JUSTIFIED MODE 8-BIT CLOCKS (24-BIT DATA) 12-BIT CLOCKS (20-BIT DATA) 14-BIT CLOCKS (18-BIT DATA) 16-BIT CLOCKS (16-BIT DATA)
tSDDS tSDDM
MSB LSB
tCLS tCCPL
CLATCH CCLK CDATA
tCLH tCLPH tCCPH
tCDH tCDS
COUT
tCOD
tMP
MCLK
RESETB
tRLPW
48 47 46 45 44 43 42 41 40 39 38 37
VDD 1 MCLK 2 RESERVED 3 PLL_CTRL0 4 PLL_CTRL1 5 PLL_CTRL2 6 PLL_GND 7 PLL_VDD 8 NC 9 LRCLK_IN 10 BCLK_IN 11 GND 12
PIN 1 INDICATOR
36 35 34 33
GND BCLK_OUT1 LRCLK_OUT1 ODVDD
AD1940
TOP VIEW (Not to Scale)
32 31
SDATA_OUT3 SDATA_OUT2 30 SDATA_OUT1
29 28 27
SDATA_OUT0 ODVDD
BCLK_OUT0 LRCLK_OUT0 25 VDD
26 13 14 15 16 17 18 19 20 21 22 23 24
NC = NO CONNECT
2 DATA MEMORY 6k 28 TARGET/SLEW RAM 64 28 28 28 DSP CORE SERIAL DATA/ TDM OUTPUT GROUP 2
SERIAL DATA/TDM INPUT GROUP PLL MODE SELECT MASTER CLOCK INPUT SPI I/O GROUP RESETB
2
DATA FORMAT: 5.23 (SINGLE PRECISION) 10.46 (DOUBLE PRECISION) 2 MCLK PLL CONTROL REGISITER 4 SERIAL CONTROL PORT TRAP REG. SAFELOAD REGISTER MEMORY CONTROLLERS VOLTAGE REGULATOR
PROGRAM RAM 1536 40
PARAMETER RAM 1024 28
COEFFICIENT ROM 512 28
4
REGULATOR GROUP
4-BIT SIGN EXTENSION
DATA IN
SERIAL PORT 1.23 5.23
SIGNAL PROCESSING (5.23 FORMAT) 5.23
DIGITAL CLIPPER 1.23
CLATCH
CCLK
CDATA
BYTE 0
BYTE 1
BYTE 2
BYTE 3
CLATCH
CCLK
CDATA
BYTE 0
BYTE 1
COUT
HI-Z
DATA
DATA
DATA
HI-Z
1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 0 10 20 TIME (ms) 30
1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 0 5 10 15 20 TIME (ms) 25 30 35
1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 0 10 20 TIME (ms) 30
1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 0 10 20 TIME (ms) 30
1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 0 10 20 TIME (ms) 30
LRCLK BCLK SDATA MSB
LEFT CHANNEL
RIGHT CHANNEL
LSB 1 /F S
MSB
LSB
LRCLK BCLK SDATA MSB
LEFT CHANNEL LSB MSB 1 /FS
RIGHT CHANNEL LSB
LRCLK BCLK SDATA MSB
LEFT CHANNEL LSB 1 /FS
RIGHT CHANNEL
MSB
LSB
LRCLK 256 BCLKs BCLK 32 BCLKs DATA SLOT 1 SLOT 2 SLOT 3 SLOT 4 SLOT 5 SLOT 6 SLOT 7 SLOT 8
LRCLK BCLK MSB MSB-1 MSB-2 DATA
LRCLK
BCLK
MSB TDM SDATA
CH 0
MSB TDM
8TH CH
SLOT 0 32 BCLKs
SLOT 1
SLOT 2
SLOT 3
SLOT 4
SLOT 5
SLOT 6
SLOT 7
SDATA_IN0 SDATA_IN1 SDATA_IN2 SDATA_IN3
SDATA_OUT0 SDATA_OUT1 SDATA_OUT2 SDATA_OUT3 SDATA_OUT4 SDATA_OUT5 SDATA_OUT6 SDATA_OUT7
DVDD
+ 10 F
FZT953
+ 10 F
100nF
1k
100nF
1nF
AD1940
0.75 0.60 0.45
1.60 MAX
48 1
9.00 BSC SQ
37 36 PIN 1
1.45 1.40 1.35
10 6 2
SEATING PLANE 0.20 0.09 7 3.5 0 0.08 MAX COPLANARITY
TOP VIEW
(PINS DOWN)
7.00 BSC SQ
VIEW A
12 13 24 25
0.15 0.05
SEATING PLANE
0.50 BSC
VIEW A
ROTATED 90 CCW COMPLIANT TO JEDEC STANDARDS MS-026BBC
0.27 0.22 0.17
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VDD VLOGIC GND 8 I2C SERIAL INTERFACE 8 DATA CONTROL RDAC EEPROM RDAC REGISTER
RDAC
A W B
SCL SDA
AD0 AD1
COMMAND DECODE LOGIC ADDRESS DECODE LOGIC CONTROL LOGIC
AD5259
POWERON RESET
VLOGIC
VDD A EEPROM
SCL SDA AD0 AD1
I2C SERIAL INTERFACE COMMAND DECODE LOGIC ADDRESS DECODE LOGIC CONTROL LOGIC
RDAC REGISTER AND LEVEL SHIFTER W
GND
B
W1 AD0 2 AD1 3
10
A B
AD5259
9
8 VDD TOP VIEW SDA 4 (Not to Scale) 7 GND
SCL 5
6
VLOGIC
t8
SCL
t6
t9
t2
t2
t3 t8 t9
t4
t7
t5
t10
SDA
t1
P S S P
W1 AD0 2 AD1 3
10
A B VDD GND VLOGIC
AD5259
9 8 7 6
TOP VIEW SDA 4 (Not to Scale) SCL 5
1.5 1.3 2.7V 1.1 0.9 0.7 0.5 0.3 0.1 -0.1 -0.3 -0.5 0 32 64 5.5V 96 128 160 CODE (Decimal) 192 224 256
0.25 0.20 0.15 0.10 0.05 0 -0.05 -0.10 -0.15 -0.20 -0.25 0 32 64 96 128 160 CODE (Decimal) 192 224 256 -40 C +25 C +85 C
0.5 0.4 2.7V 0.3 0.2 0.1 0 -0.1 -0.2 -0.3 -0.4 -0.5 0 32 64 96 128 160 CODE (Decimal) 192 224 256 5.5V
0.25 0.20 0.15 0.10 2.7V 0.05 0 -0.05 -0.10 -0.15 -0.20 -0.25 0 32 64 96 128 160 CODE (Decimal) 192 224 256 5.5V
0.25 0.20 0.15 0.10 TA = +85 C 0.05 0 -0.05 -0.10 -0.15 -0.20 -0.25 0 32 64 96 128 160 CODE (Decimal) 192 224 256 TA = +25 C TA = -40 C
0.25 0.20 0.15 2.7V 0.10 0.05 0 -0.05 -0.10 -0.15 -0.20 -0.25 0 32 64 96 128 160 CODE (Decimal) 192 224 256 5.5V
0.5 0.4 0.3 0.2 0.1 0 -0.1 -0.2 -0.3 -0.4 -0.5 0 32 64 +85 C 96 128 160 CODE (Decimal) 192 224 256 -40 C +25 C
2.0 1.8 1.6 ZSE @ VDD = 2.7V 1.4 1.2 1.0 ZSE @ VDD = 5.5V 0.8 0.6 0.4 0.2 0 -40 -20
0
20 40 TEMPERATURE ( C)
60
80
0.5 0.4 0.3 0.2 0.1 0 -0.1 -0.2 -0.3 -0.4 -0.5 0 32 64 96 128 160 CODE (Decimal) 192 224 256 TA = +25 C TA = -40 C TA = +85 C
1
VDD = 5.5V
0.1 -40
-20
0
20 40 TEMPERATURE ( C)
60
80
0
6 5 4
-0.5
-1.0 FSE @ VDD = 5.5V 3 2 -2.0 1 -2.5 FSE @ VDD = 2.7V 0 -1 -40 VDD = 2.7V
VDD = 5.5V
-1.5
-3.0 -40
-20
0
20 40 TEMPERATURE ( C)
60
80
-20
0
20 40 TEMPERATURE ( C)
60
80
400 100k 300 50k 200 10k 100 0 -100 -200 -300 -400 -500 -600 0 32 64 96 128 160 CODE (Decimal) 192 224 256 0 -40 -20 0 20 40 TEMPERATURE ( C) 60 80 5k 20 40 5k 10k Rt @ VDD = 5.5V Rt @ VDD = 5.5V 80 50k 60 Rt @ VDD = 5.5V 100 120 100k Rt @ VDD = 5.5V
70 60 50 40 30 20 10 0 -10 -20 -30 -40 0 32 64 96 128 160 CODE (Decimal) 192 224 256 50k 5k 10k 100k
0 -6 -12 -18 -24 -30 -36 -42 -48 -54 -60 1k 80H 40H 20H 10H 08H 04H 02H 01H
10k
100k FREQUENCY (Hz)
1M
10M
350 300 250 RWB @ VDD = 2.7V 200
0 -6 -12 -18 -24 -30 80H 40H 20H 10H 08H 04H 02H 01H
150 100 RWB @ VDD = 5.5V 50 0 -40
-36 -42 -48 -54 -60 1k
-20
0
20 40 TEMPERATURE ( C)
60
80
10k
100k FREQUENCY (Hz)
1M
10M
0 -6 -12 -18 -24 -30 -36 -42 -48 -54 -60 1k 80H 40H 20H 10H 08H 04H 02H 01H
10k
VDD = VLOGIC = 5V 1k
VDD = VLOGIC = 3V 100
10k 100k FREQUENCY (Hz)
1M
10 0 1 2 VIH (V) 3 4 5
0 -6 -12 -18 -24 -30 -36 -42 -48 -54 -60 1k 80H 40H
80 CODE = MIDSCALE, VA = VLOGIC, VB = 0V PSRR @ VLOGIC = 5V DC 20H 10H 08H 40 04H 02H 01H 20 PSRR @ VLOGIC = 3V DC 10% p-p AC 60 10% p-p AC
10k 100k FREQUENCY (Hz)
1M
0 100
1k
10k FREQUENCY (Hz)
100k
1M
0 -6 -12 -18 -24 -30 -36 -42 -48 -54 -60 1k SCL
2
100k 80kHz 50k 160kHz 10k 800kHz 5k 2MHz VW
1
10k
100k FREQUENCY (Hz)
1M
10M 400ns/DIV
VW
1 1
VW
SCL
2
1 s/DIV
200ns/DIV
VA DUT A V+ B W V+ = VDD 1LSB = V+/2N VDD V+ VMS B DUT A W
V+ = VDD
10%
PSRR (dB) = 20 LOG VMS% PSS (%/%) = VDD% VMS
(
VMS VDD
)
NO CONNECT DUT AW B VMS IW OFFSET GND +2.5V A VIN B
DUT W
+5V
AD8610 -5V
VOUT
DUT DUT A VMS2 B VMS1 W VW RW = [VMS1 - VMS2]/IW B IW = VDD/RNOMINAL W ISW
RSW = 0.1V ISW CODE = 0x00 0.1V
GND TO VDD
A W
A W
A W
B
B
B
VI A W VO
B
A RS
D7 D6 D5 D4 D3 D2 D1 D0
RS
RS W
RDAC LATCH AND DECODER
RS B
A
D7 SIGN
D6 26
D5 25
D4 24
D3 23
D2 22
D1 21
D0 20
A
D7 2-1
D6 2-2
D5 2-3
D4 2-4
D3 2-5
D2 2-6
D1 2-7
D0 2-8
A
SIGN
7 BITS FOR INTEGER NUMBER
8 BITS FOR DECIMAL NUMBER
VDD
A W B
VDD + VDD C1 0.1 F
GND
C2 10 F
AD5259
VLOGIC
GND
SCL SDA
GND
VCC (~3.3V)
5V
14.4V R1 70k
C1 1F R6 10k R5 10k
AD5259
VDD VLOGIC
A
VCC (~3.3V) SUPPLIES POWER 14.4V TO BOTH THE R1 MICRO AND THE 70k LOGIC SUPPLY OF THE DIGITAL POT C1 AD5259 1F R6 R5 VDD 10k 10k VLOGIC R2 A 10k SCL MCU W B SDA GND -
-
U1 AD8565
+ 3.5V < VCOM < 4.5V
SCL MCU SDA GND
B
R2 10k
W
U1 AD8565
+ 3.5V < VCOM < 4.5V
R3 25k
R3 25k
3.00 BSC
INDEX AREA
3.00 BSC SQ
10
PIN 1 INDICATOR
1
10
6
3.00 BSC
1 5
4.90 BSC
1.50 BCS SQ
TOP VIEW
0.50 BSC
EXPOSED PAD
(BOTTOM VIEW)
2.48 2.38 2.23
5
PIN 1 0.50 BSC 0.95 0.85 0.75 0.15 0.00 0.27 0.17 COPLANARITY 0.10 COMPLIANT TO JEDEC STANDARDS MO-187-BA 1.10 MAX 8 0 0.80 0.60 0.40 0.80 0.75 0.70 SEATING PLANE 0.50 0.40 0.30 0.05 MAX 0.02 NOM 0.20 REF
6
0.80 MAX 0.55 TYP
SIDE VIEW
1.74 1.64 1.49
SEATING PLANE
0.23 0.08
0.30 0.23 0.18

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