MT90840AP Zarlink, MT90840AP Datasheet - Page 46

• 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

AC Electrical Characteristics
‡ Typical figures are at 25
10 STo Delay from High-Z to Active
12 STi Input Setup Time from SPCKo
13 STi Input Hold Time from SPCKo output
11 STo Output Delay from SPCKo
9 STo Delay - Active to High-Z,
2.048 and 4.096 Mbps (TM2 &TM3)
2.048 and 4.096 Mbps (TM1)
8.192 Mbps (STio0-3)
2.048 and 4.096 Mbps (TM2 &TM3)
2.048 and 4.096 Mbps (TM1)
8.192 Mbps (STio0-3)
(TM2 & TM3, 2.048 and 4.096 Mbps)
STo Output Delay from 4.096 MHz C4/8
input (TM1)
STo 8.192 Mbps Output Delay from
C4/8 input (TM1, 2 & 3; STi/o0-3)
output edge (2.048 and 4.096 Mbps)
STi Input Setup Time from C4/8 input
edge in TM1 (2.048 and 4.096 Mbps)
STi Input Setup Time from C4/8 input
edge at 8.192 Mbps (STi/o0-3)
edge (2.048 and 4.096 Mbps)
STi Input Hold Time from C4/8 input
edge in TM1 (2.048 and 4.096 Mbps)
STi Input Hold Time from C4/8 input
edge at 8.192 Mbps
Output
Characteristics
Pin
°
C and are for design aid only: not guaranteed and not subject to production testing.
C
L
Test Point
- Voltages are with respect to ground (V
V
SS
S1
Figure 17 - Output Test Load
Zarlink Semiconductor Inc.
Sym.
t
t
t
t
t
sod
stis
stih
az
za
MT90840
R
L
Min.
46
28
41
20
13
0
0
9
2
Typ.
SS
) unless otherwise stated.
S2
V
‡
SS
V
DD
Max.
38
50
26
38
50
26
40
64
52
72
28
43
S1 is open circuit except
when testing output levels
or high impedance states.
S2 is switched to VDD or
V
levels or high impedance
states.
SS
Units
when testing output
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
C
C
C
C
C
C
C
C
SPCKo C
SPCKo C
TM1 and TM2,
STi0-3, STo0-3
SPCKo C
SPCKo C
TM1 and TM2,
STi0-3, STo0-3
L
L
L
L
L
L
L
L
=30pF, R
=30pF, R
=30pF
=150pF
=30pF
=150pF
=30pF
=150pF
Test Conditions
L
L
L
L
=30pF
=150pF
=30pF
=150pF
L
L
Data Sheet
=1K
=1K