P89LPC920_921_922_9221 NXP Semiconductors, P89LPC920_921_922_9221 Datasheet - Page 40

• Manufacturer Part Number: P89LPC920_921_922_9221
• Description: The P89LPC920/921/922/9221 are single-chip microcontrollers designed forapplications demanding high-integration, low cost solutions over a wide range ofperformance requirements
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 11:
V
T
9397 750 14469
Product data
Symbol
t
t
t
VR
RH
RL
amb
Fig 12. Shift register mode timing.
Fig 13. External clock timing.
DD
Fig 14. ISP entry waveform.
= 2.4 V to 3.6 V, unless otherwise specified.
= 40 C to +85 C for industrial, unless otherwise specified.
AC characteristics, ISP entry mode
Parameter
RST delay from V
RST HIGH time
RST LOW time
Write to SBUF
Output Data
Input Data
Clear RI
Clock
V DD - 0.5 V
t QVXH
0.45 V
t XHDV
V DD
RST
DD
active
t XLXL
Valid
0
t XHDX
t VR
t XHQX
Valid
1
0.2 V DD - 0.1 V
Rev. 08 — 15 December 2004
0.2 V DD + 0.9
t RL
Conditions
t CHCL
t RH
Valid
2
Valid
P89LPC920/921/922/9221
3
t CLCX
8-bit microcontrollers with two-clock 80C51 core
Valid
4
t C
Min
50
1
1
t CHCX
t CLCH
002aaa416
Valid
5
002aaa426
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Typ
-
-
-
Valid
6
002aaa425
Valid
Set TI
Set RI
7
Max
-
32
-
Unit
40 of 46
s
s
s