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AD1870 Datasheet(PDF) 3 Page - Analog Devices

Part No. AD1870
Description  Single-Supply 16-Bit Stereo ADC
Download  20 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD1870 Datasheet(HTML) 3 Page - Analog Devices

 
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DIGITAL I/O
Min
Typ
Max
Unit
Input Voltage HI (VIH)
2.4
V
Input Voltage LO (VIL)
0.8
V
Input Leakage (IIH @ VIH = 5 V)
10
µA
Input Leakage (IIL @ VIL = 0 V)
10
µA
Output Voltage HI (VOH @ IOH = –2 mA)
2.4
V
Output Voltage LO (VOL @ IOL = 2 mA)
0.4
V
Input Capacitance
15
pF
DIGITAL TIMING (Guaranteed over –40
°C to +85°C, DV
DD = AVDD = 5 V
± 5%. Refer to Figures 17–19.)
Min
Typ
Max
Unit
tCLKIN
CLKIN Period
48
81
780
ns
fCLKIN
CLKIN Frequency (1/tCLKIN)
1.28
12.288
20.48
MHz
tCPWL
CLKIN LO Pulsewidth
15
ns
tCPWH
CLKIN HI Pulsewidth
15
ns
tRPWL
RESET LO Pulsewidth
50
ns
tBPWL
BCLK LO Pulsewidth
15
ns
tBPWH
BCLK HI Pulsewidth
15
ns
tDLYCKB
CLKIN Rise to BCLK Xmit (Master Mode)
15
ns
tDLYBLR
BCLK Xmit to L
RCK Transition (Master Mode)
15
ns
tDLYBWR
BCLK Xmit to WCLK Rise
10
ns
tDLYBWF
BCLK Xmit to WCLK Fall
10
ns
tDLYDT
BCLK Xmit to DATA/TAG Valid (Master Mode)
10
ns
tSETLRBS
L
RCK Setup to BCLK Sample (Slave Mode)
10
ns
tDLYLRDT
L
RCK Transition to DATA/TAG Valid (Slave Mode)
No MSB Delay Mode (for MSB Only)
40
ns
tSETWBS
WCLK Setup to BCLK Sample (Slave Mode)
Data Position Controlled by WCLK Input Mode
10
ns
tDLYBDT
BCLK Xmit to DATA/TAG Valid (Slave Mode)
All Bits Except MSB in No MSB Delay Mode
All Bits in MSB Delay Mode
40
ns
POWER
Min
Typ
Max
Unit
Supplies
Voltage, Analog and Digital
4.75
5
5.25
V
Analog Current
43
52
mA
Analog Current—Power Down (CLKIN Running)
25
µA
Digital Current
9.3
12
mA
Digital Current—Power Down (CLKIN Running)
50
µA
Dissipation
Operation—Both Supplies
263
315
mW
Operation—Analog Supply
216
260
mW
Operation—Digital Supply
47
55
mW
Power Down—Both Supplies (CLKIN Running)
375
µW
Power Down—Both Supplies (CLKIN Not Running)
375
µW
Power Supply Rejection (See TPC 5)
1 kHz 300 mV p-p Signal at Analog Supply Pins
90
dB
20 kHz 300 mV p-p Signal at Analog Supply Pins
68
dB
Stop Band (>0.55
× fS)—any 300 mV p-p Signal
110
dB
AD1870
REV. 0
–3–


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