AM79C202 Legerity, AM79C202 Datasheet - Page 18
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AM79C202
Manufacturer Part Number
AM79C202
Description
(AM79C202 / AM79212) PCM CODEC
Manufacturer
Legerity
Datasheet
1.AM79C202.pdf
(36 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AM79C202JC
Manufacturer:
AMD
Quantity:
20 000
Company:
Part Number:
AM79C202JCT
Manufacturer:
AMD
Quantity:
4 188
18
No.
10
11
12
13
14
15
16
17
18
19
8
9
DC Feed
IDC
IAB
Measured VAPP
Measured VAS
IDC error among
programmed ILA, ILD
Offset voltage allowed
on V
V
Output voltage, V
Capacitance load on
V
Output current V
Input resistance
IDIF pin to V
VLBIAS operating
voltage
Percent error of VLBIAS
voltage
Capacitance load on
VLBIAS
Capacitance load on
IRTA or IRTB
-------------- -
∆IDC
∆IAB
OUT
REF
IN
or V
offset voltage
Item
OUT
REF
OUT
REF
Table 5. ASLAC Device DC Specifications (continued)
ILA = 47.6 mA, RFD = 403 Ω,
N2 = 2, VAS = 10.3 V,
IBAT = 69.9 µA
Active state,
Normal polarity, IAB = 0,
VAPP = 50.2 V
In resistive-feed region
IBAT = 69.9 µA
Adjust IAB until IDC = 0
Programmed VAPP = 50.2 V
Programmed VAS = 10.3 V
Any ILA or ILD programmed
value > 20 mA (IDC > 78.7 µA)
Any ILA or ILD programmed
value ≤ 20 mA (IDC ≤ 78.7 µA)
AISN off
AISN on
Load current = 0 to 1 mA
Source or sink
Source or sink
Source current < 250 µA or sink
current < 25 µA
For VLBIAS equation, see Lon-
gitudinal Control Loop section
Am79212/Am79C202 Data Sheet
Condition
0.0624
172.7
27.93
Min
8.84
–50
–40
–80
2.0
–1
+1
–5
0.0694
188.5
29.93
Typ
±2.2
±1.6
13.6
2.1
±5
±4
0.0764
Max
204.9
31.93
18.36
+2.4
+50
+40
+80
200
120
400
2.2
+1
+5
Unit
A/A
mV
mV
mA
µA
µA
µA
kΩ
pF
pF
%
%
V
V
V
Note
10, 17
4, 17
17
17
17
10
17
17
4
6
6