Typewriter User Manual

11-24 MC68340 USER’S MANUAL MOTOROLA
11.11 IEEE 1149.1 ELECTRICAL SPECIFICATIONS (See notes (a), (b), (c), and (d)
corresponding to part operation, GND = 0 Vdc, TA = 0 to 70
°C; see Figures 11-19–11-21)
3.3 V
3.3 V or
5.0 V 5.0 V
8.39 MHz 16.78 MHz 25.16 MHz
Num. Characteristic Min Max Min Max Min Max Unit
TCK Frequency of Operation 0 8.39 0 16.78 0 25 MHz
1 TCK Cycle Time in Crystal Mode 119.2 — 59.6 — 40 — ns
2 TCK Clock Pulse Width Measured at 1.5 V 56 — 28 — 18 — ns
3 TCK Rise and Fall Times 0 10 0503ns
6 Boundary Scan Input Data Setup Time 32 — 16 — 10 — ns
7 Boundary Scan Input Data Hold Time 52 — 26 — 18 — ns
8 TCK Low to Output Data Valid 0 80 0 40 0 26 ns
9 TCK Low to Output High Impedance 0 120 0 60 0 40 ns
10 TMS, TDI Data Setup Time 30 — 15 — 10 — ns
11 TMS, TDI Data Hold Time 30 — 15 — 10 — ns
12 TCK Low to TDO Data Valid 0 50 0 25 0 16 ns
13 TCK Low to TDO High Impedance 0 50 0 25 0 16 ns
NOTES:
(a) The electrical specifications in this document for both the 8.39 and 16.78 MHz @ 3.3 V
±0.3 V are preliminary,
and apply only to the appropriate MC68340V low voltage part.
(b) The 16.78-MHz specifications apply to the MC68340 @ 5.0 V
±5% operation.
(c) The 25.16 MHz @ 5.0 V
±5% electrical specifications are preliminary.
(d) For extended temperature parts T
A
= –40 to +85
°C. These specifications are preliminary.
V
V
TCK
1
2
2
3
3
IH
IL
Figure 11-19. Test Clock Input Timing Diagram
Frees
cale Semiconductor,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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