AD7656BSTZ-1 Analog Devices Inc, AD7656BSTZ-1 Datasheet - Page 28

• Manufacturer Part Number: AD7656BSTZ-1
• Description: 6-CHANNEL 16-BIT SE BIPOLAR I.C.
• Manufacturer: Analog Devices Inc

Specifications of AD7656BSTZ-1

• Number Of Bits: 16
• Sampling Rate (per Second): 250k
• Data Interface: Serial, Parallel
• Number Of Converters: 6
• Power Dissipation (max): 143mW
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7656-1EDZ - BOARD EVAL CONTROL AD7656-1EVAL-AD7656-1CBZ - BOARD EVAL FOR AD7656-1EVAL-AD7656CBZ - BOARD EVAL FOR AD7656
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7656-1/AD7657-1/AD7658-1
CONVST A,
CONVST B,
CONVST C
CONVST A,
CONVST B,
CONVST C
BUSY
CS
DEVICE 1, DOUT A
DEVICE 1, DOUT B
DEVICE 1, DOUT C
DEVICE 2, DOUT A
DEVICE 2, DOUT B
DEVICE 2, DOUT C
BUSY
CS
SCLK
DEVICE 1, DOUT A
DEVICE 1, DOUT B
DEVICE 2, DOUT A
DEVICE 2, DOUT B
SCLK
1
MSB V1
MSB V3
MSB V1
MSB V3
AD7656-1/
AD7657-1/
AD7658-1
1
MSB V1
MSB V3
MSB V5
MSB V1
MSB V3
MSB V5
SCLK
2
DCEN = 0
DEVICE 2
CONVST
2
3
Figure 36. Daisy-Chain Serial Interface Timing with Three DOUT Lines
Figure 35. Daisy-Chain Serial Interface Timing with Two DOUT Lines
3
CS
15
DOUT A
DOUT B
LSB V1 MSB V2
LSB V3 MSB V4
LSB V1 MSB V2
LSB V3 MSB V4
16
15
17
Figure 34. Daisy-Chain Configuration
LSB V1
LSB V3
LSB V5
LSB V1
LSB V3
LSB V5
16
DCIN A
DCIN B
31
Rev. 0 | Page 28 of 32
MSB V2
MSB V4
MSB V6
MSB V2
MSB V4
MSB V6
17
LSB V2 MSB V5
LSB V4 MSB V6
LSB V2 MSB V5
LSB V4 MSB V6
AD7656-1/
AD7657-1/
AD7658-1
32
SCLK
CONVST
DCEN = 1
DEVICE 1
33
31
CS
DOUT A
DOUT B
LSB V2
LSB V4
LSB V6
LSB V2
LSB V4
LSB V6
47
32
LSB V5 MSB V1
LSB V6 MSB V3
LSB V5
LSB V6
48
MSB V1
MSB V3
MSB V5
33
49
CONVERT
DATA IN1
DATA IN2
CS
SCLK
47
63
DIGITAL HOST
LSB V1 MSB V2
LSB V3 MSB V4
LSB V1
LSB V3
LSB V5
64
48
MSB V2
MSB V4
MSB V6
65
49
94
63
95
LSB V2
LSB V4
LSB V6
LSB V5
LSB V6
64
96