DS21348G+ Maxim Integrated Products, DS21348G+ Datasheet - Page 58

• Manufacturer Part Number: DS21348G+
• Description: IC LIU T1/E1/J1 3.3V 49-BGA
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS21348G+

• Number Of Drivers/receivers: 1/1
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 49-CSBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8. DS21Q348 QUAD LIU
The DS21Q348 is a quad version of the DS21348G utilizing CSBGA on carrier packaging technology.
The four LIUs are controlled via the parallel port mode. Serial and hardware modes are unavailable in
this package.
Table 8-1. DS21Q348 Pin Assignment
M12
PIN
H11
H12
G12
H10
G11
D10
K10
E10
J10
M8
K3
H1
K2
K1
D4
D5
G4
K9
K7
D3
K5
G3
K8
D7
L1
E3
L9
L7
L6
F3
J1
J2
J9
J6
J3
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Connect to VSS
Connect to VSS
PORT MODE
PARALLEL
RCL/LOTC1
RCL/LOTC2
WR (R/W)
ALE (AS)
RD (DS)
D7/AD7
D6/AD6
D5/AD5
D4/AD4
D3/AD3
D2/AD2
D1/AD1
D0/AD0
PBEO3
PBEO1
PBEO2
PBEO4
MCLK
HRST
TEST
PBTS
VSM
BIS0
BIS1
INT
CS1
CS2
CS3
CS4
A4
A3
A2
A1
A0
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