DS21Q42T+ Maxim Integrated Products, DS21Q42T+ Datasheet - Page 12
DS21Q42T+
Manufacturer Part Number
DS21Q42T+
Description
IC FRAMER ENHANCED T1 4X 128TQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q42T.pdf
(116 pages)
Specifications of DS21Q42T+
Controller Type
T1 Framer
Interface
Parallel/Serial
Voltage - Supply
2.97 V ~ 3.63 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
128-TQFP, 128-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Table 2-2. PIN DESCRIPTION SORTED BY PIN FUNCTION, FMS = 0
PIN
108
112
117
118
119
120
121
122
123
124
104
100
109
23
24
25
26
27
28
29
46
61
60
47
58
59
30
52
84
86
50
18
64
10
44
80
40
74
62
17
51
85
6
5
A6/ALE (AS)
RD*/(DS*)
D0 or AD0
D1 or AD1
D2 or AD2
D3 or AD3
D4 or AD4
D5 or AD5
D6 or AD6
D7 or AD7
RCHBLK0
RCHBLK1
RCHBLK2
RCHBLK3
RFSYNC3
SYMBOL
RFSYNC0
RFSYNC1
RFSYNC2
RLCLK0
8MCLK
RCLK0
RCLK1
RCLK2
RCLK3
JTCLK
CLKSI
JTRST
JTDO
JTMS
MUX
INT*
JTDI
FMS
BTS
CS*
FS0
FS1
A0
A1
A2
A3
A4
A5
A7
TYPE DESCRIPTION
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
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
I
I
I
I
8 MHz Clock
Address Bus Bit 0; LSB
Address Bus Bit 1
Address Bus Bit 2
Address Bus Bit 3
Address Bus Bit 4
Address Bus Bit 5
Address Bus Bit 6; MSB or Address Latch Enable
(Address Strobe)
Address Bus Bit 7
Bus Type Select for Parallel Control Port
8MCLK Clock Reference Input
Chip Select
Data Bus Bit or Address/Data Bit 0; LSB
Data Bus Bit or Address/Data Bit 1
Data Bus Bit or Address/Data Bit 2
Data Bus Bit or Address/Data Bit 3
Data Bus Bit or Address/Data Bit 4
Data Bus Bit or Address/Data Bit 5
Data Bus Bit or Address/Data Bit 6
Data Bus Bit or Address/Data Bit 7; MSB
Framer Mode Select
Framer Select 0 for Parallel Control Port
Framer Select 1 for Parallel Control Port
Receive Alarm Interrupt for all Four Framers
JTAG Test Clock
JTAG Test Data Input
JTAG Test Data Output
JTAG Test Mode Select
JTAG Reset
Nonmultiplexed or Multiplexed Bus Select
Receive Channel Block from Framer 0
Receive Channel Block from Framer 1
Receive Channel Block from Framer 2
Receive Channel Block from Framer 3
Receive Clock for Framer 0
Receive Clock for Framer 1
Receive Clock for Framer 2
Receive Clock for Framer 3
Read Input (Data Strobe)
Receive Frame Sync from Framer 0
Receive Frame Sync from Framer 1
Receive Frame Sync from Framer 2
Receive Frame Sync from Framer 3
Receive Link Clock from Framer 0
12 of 116
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