STLC5465B STMicroelectronics, STLC5465B Datasheet - Page 51

• Manufacturer Part Number: STLC5465B
• Description: Telecom ICs Multi-HDLC Sw Matrix
• Manufacturer: STMicroelectronics
• Type: Telecom IC - Variousr

Specifications of STLC5465B

• Operating Supply Voltage: 4.75 V to 5.25 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: PQFP-160
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

VI - MEMORY TIMING (continued)
VI.2 - Static Memories
Figure 40 : Static Memory Read Signals from the Multi-HDLC
Symbol
Twz
Th
1/f
Ts
T
a
Delay between Data Strobe delivered by the mP and beginning of
cycle
f: Masterclock frequency
Total read cycle: Twz + 1/f
Delay between Masterclock and Edge of each signal delivered by the
MHDLC (30pF)
NOE width
Set-up Time Data /NOE Rising Edge
Hold Time Data /NOE Rising Edge
NDS fro m P
(or equivalent)
MASTERCLOCK
applied to XTAL1 P in
ADM0/18
NCE0/7
NWE
NOE
DM0/15 from
S RAM Circuit
Note : S e e
MBL De finition
HZ
HZ
T
a
Parameter
a
Each s igna l de livere d by the MHDLC
is high impeda nce outside this time
Tota l Rea d Cycle
Twz
V
V
DD
DD
= 5V
= 3.3V
Ts
a
Th
Min.
2/f
1/f
20
a
0
HZ
HZ
Typ.
20
30
1/f
Max.
STLC5465B
40
4/f
Unit
51/101
ns
ns
ns
ns
ns