CS61880 Datasheet, PDF (9/70 Pages) Cirrus Logic – OCTAL E1 LINE INTERFACE UNIT

CS61880
3. PIN DESCRIPTIONS
3.1 Power Supplies
SYMBOL
VCCIO
GNDIO
RV0+
RV1+
RGND0
RGND1
TV+0
TGND0
TV+1
TGND1
TV+2
TGND2
TV+3
TGND3
TV+4
TGND4
TV+5
TGND5
TV+6
TGND6
TV+7
TGND7
LQFP FBGA TYPE
DESCRIPTION
17
G1
92
G14
Power Supply, Digital Interface: Power supply for digital
interface pins; typically 3.3 V
18
G4
91
G11
Ground, Digital Interface:
Power supply ground for the digital interface; typically 0 V
19
H1
90
H14
Power Supply, Core Circuitry: Power supply for all sub-cir-
cuits except the transmit driver; typically +3.3 V
20
H4
89
H11
Ground, Core Circuitry:
Ground for sub-circuits except the TX driver; typically 0 V
44 N4, P4
Power Supply, Transmit Driver 0
Power supply for transmit driver 0; typically +3.3 V
47 N6, P6
Ground, Transmit Driver 0
Power supply ground for transmit driver 0; typically 0 V
53 L4, M4
Power Supply, Transmit Driver 1
50 L6, M6
Ground, Transmit Driver 1
56
L11
M11
Power Supply, Transmit Driver 2
59 L9, M9
Ground, Transmit Driver 2
65
N11
P11
Power Supply, Transmit Driver 3
62 N9, P9
Ground, Transmit Driver 3
116 A11
B11
Power Supply, Transmit Driver 4
119 A9, B9
Ground, Transmit Driver 4
125 C11
D11
Power Supply, Transmit Driver 5
122 C9,
D9
Ground, Transmit Driver 5
128 C4,
D4
Power Supply, Transmit Driver 6
131 C6,
D6
Ground, Transmit Driver 6
137 A4, B4
Power Supply, Transmit Driver 7
134 A6, B6
Ground, Transmit Driver 7
DS450PP3
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