Datasheet
Table Of Contents
- 1. General description
- 2. Features
- 3. Applications
- 4. Quick reference data
- 5. Ordering information
- 6. Functional diagram
- 7. Pinning information
- 8. Functional description
- 9. Limiting values
- 10. Recommended operating conditions
- 11. Static characteristics
- 12. Dynamic characteristics
- 13. Waveforms
- 14. Application information
- 15. Package outline
- 16. Revision history
- 17. Data sheet status
- 18. Definitions
- 19. Disclaimers
- 20. Contact information
- 21. Contents
9397 750 13812 © Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data sheet Rev. 03 — 12 November 2004 4 of 25
Philips Semiconductors
74HC40103
8-bit synchronous binary down counter
Fig 3. IEC logic symbol
Fig 4. Timing diagram
001aab922
2
CT = 255
9
C3 / G4
15
G2
3
EN1
1
1, 2, 4-
2C3
14
0
7
13
12
11
10
7
3CT
1CT = 0
6
5
4
CTR8
001aab925
CP
MR
TE
PE
PL
P0
P1
P2
P3
P4
P5
P6
P7
TC
count 255 254 32102552542542538 7654255254253252