m21130 Mindspeed Technologies, m21130 Datasheet - Page 5

• Manufacturer Part Number: m21130
• Description: 68 X 68 3.2 Gbps Crosspoint Switch With Input Equalization
• Manufacturer: Mindspeed Technologies

21130-DSH-001-B, 3/27/03
Table 1. Terminal Functional Descriptions
Figure 2. M21130 Crosspoint Switch Functional Block Diagram
outp[0:67]
outn[0:67]
inp[0:67]
inn[0:67]
xds/sclk
inp/n[67]
xoutdis
d[7]/do
Name
d[6]/di
xindis
a[7:0]
d[5:0]
inp/n[0]
inp/n[1]
r/xw
xcs
xindis
Positive differential high-speed input data
Negative differential high-speed input data
Positive differential high-speed output data
Negative differential high-speed output data
Hardware disable of all inputs (active low, with internal pulldowns)
Hardware disable of all outputs (active low, with internal pulldowns)
Eight bit Parallel address, (bit-7: MSB, bit-0: LSB)
Six low bits of 8 bit parallel data (Bit-0: LSB)
Seventh bit of parallel data/serial data input
Eighth bit of parallel data/serial data output (MSB)
Parallel I/0: H = read, L = write
Parallel I/0: data latch, serial I/0: serial clock
Serial/parallel: active low I/O enable
Equalization
clktxp/n
dotxp/n
xentx
trig
ser/xpar
xds/sclk
d[7]/do
d[6]/di
a[7:0]
d[5:0]
xtest
r/xw
xrst
xcs
Buffer
(PCML)
Input
PRBS
68 x 68 3.2 Gbps Crosspoint Switch with Input Equalization
2
TX
n
-1
Registers
Serial I/0
(4)
General
Parallel
Function
136
and
(Sheet 1 of 2)
Input/Output Signals
Mindspeed Technologies™
Hardware Control
Write
Read
Data
Data
Crosspoint
Differential
68 x 68
Active Configuration
Input Configuration
Data Decode
(master FF bank)
(slave FF bank)
Latch
Latch
136
PRBS
Counter
2
RX
n
Notes
-1
1
1
xset
Output
FF
Buffer
(PCML)
Differential I/O
Single-ended I/O
xrstrx
Type
Legend
I/O
I/O
I/O
O
O
I
I
I
I
I
I
I
I
perror
dirxp/n
clkrxp/n
xenrx
outp/n[0]
outp/n[1]
outp/n[67]
xoutdis
M21130
Signal
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
PCML
PCML
PCML
PCML
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