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DS21448L Datasheet(PDF) 8 Page - Dallas Semiconductor

Part # DS21448L
Description  3.3V E1/T1/J1 Quad Line Interface
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Manufacturer  DALLAS [Dallas Semiconductor]
Direct Link  https://www.maximintegrated.com/en.html
Logo DALLAS - Dallas Semiconductor

DS21448L Datasheet(HTML) 8 Page - Dallas Semiconductor

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DS21448 3.3V T1/E1/J1 Quad Line Interface
8 of 60
PIN
BGA
LQFP
I/O
PARALLEL PORT MODE
SERIAL PORT MODE
HARDWARE MODE
B8
61
I
RRING3
RRING3
RRING3
B11
94
I
RRING4
RRING4
RRING4
L9
106
I
HRST
HRST
HRST
J6
109
I
MCLK
MCLK
MCLK
H4
122
O
BPCLK1
BPCLK1
BPCLK1
D6
47
O
BPCLK2
BPCLK2
BPCLK2
F10
56
O
BPCLK3
BPCLK3
BPCLK3
L8
112
O
BPCLK4
BPCLK4
BPCLK4
L7
107
I
BIS0
BIS0
BIS0
M8
68
I
BIS1
BIS1
BIS1
A2
6
O
TTIP1
TTIP1
TTIP1
A5
38
O
TTIP2
TTIP2
TTIP2
A8
71
O
TTIP3
TTIP3
TTIP3
A11
102
O
TTIP4
TTIP4
TTIP4
J4
7
—
TVSS1
TVSS1
TVSS1
D1
39
—
TVSS2
TVSS2
TVSS2
E9
72
—
TVSS3
TVSS3
TVSS3
L10
103
—
TVSS4
TVSS4
TVSS4
J5
8
—
TVDD1
TVDD1
TVDD1
D2
40
—
TVDD2
TVDD2
TVDD2
G9
73
—
TVDD3
TVDD3
TVDD3
M9
104
—
TVDD4
TVDD4
TVDD4
B3
9
O
TRING1
TRING1
TRING1
B6
41
O
TRING2
TRING2
TRING2
B9
74
O
TRING3
TRING3
TRING3
B12
105
O
TRING4
TRING4
TRING4
K4
10
O
RPOS1
RPOS1
RPOS1
E1
12
O
RPOS2
RPOS2
RPOS2
D11
14
O
RPOS3
RPOS3
RPOS3
K11
16
O
RPOS4
RPOS4
RPOS4
G2
11
O
RNEG1
RNEG1
RNEG1
E2
13
O
RNEG2
RNEG2
RNEG2
F11
15
O
RNEG3
RNEG3
RNEG3
M10
25
O
RNEG4
RNEG4
RNEG4
H3
127
O
RCLK1
RCLK1
RCLK1
F1
31
O
RCLK2
RCLK2
RCLK2
E11
58
O
RCLK3
RCLK3
RCLK3
L11
96
O
RCLK4
RCLK4
RCLK4
G1
26
I
TPOS1
TPOS1
TPOS1
F2
30
I
TPOS2
TPOS2
TPOS2
E12
33
I
TPOS3
TPOS3
TPOS3
M11
55
I
TPOS4
TPOS4
TPOS4
H2
27
I
TNEG1
TNEG1
TNEG1
M1
32
I
TNEG2
TNEG2
TNEG2
D12
34
I
TNEG3
TNEG3
TNEG3
K12
59
I
TNEG4
TNEG4
TNEG4
M2
17
I
TCLK1
TCLK1
TCLK1
L2
43
I
TCLK2
TCLK2
TCLK2
F12
83
I
TCLK3
TCLK3
TCLK3
L12
113
I
TCLK4
TCLK4
TCLK4
M12
108
I
PBTS
N/A
RT0
L3
42
I
JTRST
JTRST
JTRST
M3
48
I
JTMS
JTMS
JTMS
M5
44
I
JTCLK
JTCLK
JTCLK
M6
45
I
JTDI
JTDI
JTDI
M7
46
O
JTDO
JTDO
JTDO
Note 1: The VSM signal is not available with the BGA package option.
Note 2: The LQFP no-connect pin numbers are 4, 5, 37, 67, 69, 70, and 99–101.
Note 3: The BGA no-connect pin numbers are A3, A6, A9, A12, B1, B4, B7, B10, C1–C12, E5–E8, F5–F8, G4–G8, G10, H5–H8, J11, J12, K6,
and L4.


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