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PIN
NAME
U14
LTDAT16
V16
LTDAT17
V17
LTDAT18
W19
LTDAT19
U19
LTDAT20
U20
LTDAT21
R18
LTDAT22
P18
LTDAT23
N19
LTDAT24
M19
LTDAT25
L20
LTDAT26
J20
LTDAT27
H19
LTDAT28
L1
LTDATA
M2
LTDATB
A6, A12, A15–
A20, B1, B7,
B11, B12, B15–
B20, C13, C15–
C20, D12, D14,
D16, D18, D19,
D20, E17–E20,
F18, F19, F20,
G17, G18, T1,
W2, Y1
C5
B4
T3E3MS
C3
D6, D10, D11,
D15, F4, F17,
K4, K17, L4,
L17, R4, R17,
U6, U10, U11,
U15
A1, D4, D8,
D9, D13, D17,
H4, H17, J17,
M4, N4, N17,
U4, U8, U12,
U13, U17
TYPE
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
N.C.
—
RST
I
I
TEST
I
V
DD
V
—
SS
Low-Speed (T1 or E1) Transmit Data for Port 16
Low-Speed (T1 or E1) Transmit Data for Port 17
Low-Speed (T1 or E1) Transmit Data for Port 18
Low-Speed (T1 or E1) Transmit Data for Port 19
Low-Speed (T1 or E1) Transmit Data for Port 20
Low-Speed (T1 or E1) Transmit Data for Port 21
Low-Speed (T1 or E1) Transmit Data for Port 22
Low-Speed (T1 or E1) Transmit Data for Port 23
Low-Speed (T1 or E1) Transmit Data for Port 24
Low-Speed (T1 or E1) Transmit Data for Port 25
Low-Speed (T1 or E1) Transmit Data for Port 26
Low-Speed (T1 or E1) Transmit Data for Port 27
Low-Speed (T1 or E1) Transmit Data for Port 28
Low-Speed (T1 or E1) Transmit Data for Insert Port A
Low-Speed (T1 or E1) Transmit Data for Insert Port B
No Connection. Do not connect any signal to this pin.
Active-Low Reset
T3/E3 Mode Select, 0 = T3, 1 = E3
Active-Low Factory Test Input
3.3V (±5%) Positive Supply
Ground Reference
18 of 133
FUNCTION
DS3112
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