AM79D2251JC AMD [Advanced Micro Devices], AM79D2251JC Datasheet - Page 16
![no-image](/images/no-image-200.jpg)
AM79D2251JC
Manufacturer Part Number
AM79D2251JC
Description
Dual Intelligent Subscriber Line Audio-Processing Circuit (ISLAC)
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
1.AM79D2251JC.pdf
(35 pages)
DC Specifications
16
No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
1
2
4
5
6
7
8
9
Input Low Voltage,
All other digital inputs
Input High Voltage,
All other digital inputs
Input Leakage Current
All digital inputs except MCLK
MCLK
Input hysteresis (PCLK/FS, FS/DCL,
MCLK, DIO, DRA)
Ternary output voltages, LD1–2
High voltage
Low voltage
Output current
Output Low Voltage (DXA/DU, DIO,
INT, TSCA)
Output Low Voltage
(INT, TSCA)
Output High Voltage (All digital
outputs except INT in open drain
mode and TSCA)
Input Leakage Current (VIN1–2,
VSAB1–2, VILG1–2, VIMT1–2)
Input Leakage Current ( VSAB1–2)
Input voltage (VIN1–2)
A-law
Input Voltage (VSAB 1–2 or VIMT1–2
or VILG1–2)
Offset voltage allowed on VIN1–2
VHL output offset voltage
VOUT1–2 offset Voltage
Output voltage, VREF
Capacitance load on VREF or
VOUT1–2
Output drive current, VOUT1–2 or
VLB1–2
Output leakage current
VOUT1–2 or VLB1–2
Maximum output voltage on VOUT
VLB1–2 operating voltage
Maximum output voltage on VHL
(KRFB)
Gain from VSAB to VHL
Gain from VSAB to VHL
% error of VLB voltage (For VLB
equation, see Am79R2xx/
Am79D2251 Technical Reference)
Capacitance load on VLB1–2
-law
Item
Iout = ±200 µA
Iout = 2 mA
Mid level
Iol = 2 mA
Iol = 10 mA
Ioh = 400 µA
3.205 dBm0
3.14 dBm0 to insertion
loss in ADC
|Vov–VREF| where Vov is
input overload voltage
DISN off
DISN on
Load current = 0 to 10 mA
Source or Sink
Source or Sink
|VOUT–VREF| with peak
digital input
Source current < 250 µA
or sink current < 25 µA.
|VHL–VREF| with peak
digital input
VFD = 1
VFD = 0
Condition
Am79D2251
VCC–0.45
VCC–0.4
–0.0255
VREF
VREF
–0.05
–0.50
–1.02
–1.02
–120
2.36
0.15
0.99
0.99
0.97
Min
–10
–10
–50
–40
–80
2.0
4.9
–1
–5
—
–
0.225
0.025
TBD
TBD
1.02
TBD
1.02
1.00
Typ
1.4
5
Vcc+0.4
–0.0245
1.36 V
0.80 V
VREF
VREF
+1.02
+1.02
+180
Max
5.25
1.05
1.05
1.03
+10
+10
+50
+40
+80
200
120
0.3
0.4
0.4
1.0
5.1
+1
+5
—
Unit
V/V
V/V
mV
mA
mA
µA
µA
µA
µA
pF
pF
%
V
V
V
V
V
V
V
V
V
Note
2
9
2
2
9
9
5