ISP1181BBS,557 NXP Semiconductors, ISP1181BBS,557 Datasheet - Page 51

• Manufacturer Part Number: ISP1181BBS,557
• Manufacturer: NXP Semiconductors

Specifications of ISP1181BBS,557

• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Compliant

Table 57.
[1]
ISP1181B_3
Product data sheet
Symbol
Read timing (see
t
t
t
t
t
t
t
t
Write timing (see
t
t
t
t
t
t
t
t
ALE timing (see
t
t
t
RHAX
AVRL
SHDZ
RHSH
RLRH
RLDV
SHRL
SHRL
WHAX
AVWL
SHWL
SHWL
WLWH
WHSH
DVWH
WHDZ
LH
AVLL
LLAX
Commands Acknowledge Setup, Clear Buffer, Validate Buffer and Write Endpoint Configuration require 180 ns to complete.
+ t
+ t
RLRH
WLWH
Dynamic characteristics: parallel interface timing
20.1.1 Parallel I/O timing
20.1 Timing
Parameter
address hold time after RD HIGH
address setup time before RD
LOW
data outputs high-impedance time
after CS HIGH
chip deselect time after RD HIGH
RD pulse width
data valid time after RD LOW
CS HIGH until next ISP1181B RD
read cycle time
address hold time after WR HIGH
address setup time before WR
LOW
CS HIGH until next ISP1181B WR
write cycle time
WR pulse width
chip deselect time after WR HIGH
data setup time before WR HIGH
data hold time after WR HIGH
ALE pulse width
address setup time before ALE
LOW
address hold time after ALE LOW
Figure
Figure
Figure
20)
18)
19)
Rev. 03 — 23 January 2009
Conditions
reading
writing
8-bit bus
Min
0
0
-
0
25
-
60
90
1
0
60
90/180
22
0
5
3
20
10
0
0
[1]
Full-speed USB peripheral controller
Max
-
-
3
-
-
22
-
-
-
-
-
-
-
-
-
-
-
-
10
-
16-bit bus
Min
0
0
-
0
25
-
120
180
1
0
120
180
22
0
5
3
20
10
0
0
© ST-NXP Wireless 2009. All rights reserved.
ISP1181B
Max
-
-
3
-
-
22
-
-
-
-
-
-
-
-
-
-
-
-
10
-
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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