MT90840AP Zarlink, MT90840AP Datasheet - Page 51

• Manufacturer Part Number: MT90840AP
• Description: Switch Fabric 512 x 2430/512 x 512/2.373K x 2.373K 5V 84-Pin PLCC Tube
• Manufacturer: Zarlink

Specifications of MT90840AP

• Package: 84PLCC
• Number Of Ports: 16
• Fabric Size: 512 x 2430|512 x 512|2.373K x 2.373K
• Switch Core: Non-Blocking
• Port Speed: 8.192|4.096|2.048 Mbps
• Operating Supply Voltage: 5 V

C4/8R1
(8.192 MHz)
STo0-7
STi0-7
F0i input
(8 kHz)
C4/8
(ST-BUS)
STo0-7
Note: Polarity of F0i is automatically detected in TM1.
STo0-7
C4/8
(GCI)
Expected polarity of F0i in TM2 (SFDI=1) must be programmed with SPFP bit in GPM register.
Figure 22 - Serial Port Timing for 8.192 Mbps - TM1 and TM2 (SFDi = 1)
Figure 23 - Per-Channel Tristate Characteristics at all Data Rates
Hi-Z
t
t
Valid Data
bit 0, ch.127
t
sod
Zarlink Semiconductor Inc.
t
clkh
t
t
frs
MT90840
t
za
Valid Data
stis
t
t
clk
az
t
bit 7
frw
51
bit 7, ch. 0
Hi-Z
t
t
stih
clkl
t
frh
bit 6, ch. 0
Data Sheet