h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 533

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

18.3
18.3.1
Table 18.5 Clock Timing
Conditions: V
Item
Clock cycle time
Clock pulse high width
Clock pulse low width
Clock rise time
Clock fall time
Reset oscillation stabilization
time (crystal)
Software standby oscillation
stabilization time (crystal)
External clock output delay
stabilization time
LSI output pin
AC Characteristics
Clock Timing
CC
= 3.0 V to 3.6 V, V
C
Figure 18.2 Output Load Circuit
Symbol
t
t
t
t
t
t
t
t
cyc
CH
CL
Cr
Cf
OSC1
OSC2
DEXT
SS
= 0 V, φ = 10 MHz to 33 MHz
RH
Min.
30.3
10
10


10
8
3.9
500
Max.
100


5
5




RL
3 V
Unit
ns
ns
ns
ns
ns
ms
ms
ms
µs
Rev. 2.00, 03/04, page 501 of 534
C = 50 pF: ports 5 to 9, port A
C = 30 pF: ports 1 to 4
RL = 2.4 kΩ
RH = 12 kΩ
Input/output timing
measurement level:
1.5 V (V
φ < 30 MHz Figure 18.5
φ ≥ 30 MHz
CC
= 3.0 V to 3.6 V)
Test Conditions
Figure 18.3
Figure 18.4
Figure 18.4