16C6N4 RENESAS [Renesas Technology Corp], 16C6N4 Datasheet - Page 74

• Manufacturer Part Number: 16C6N4
• Description: Renesas MCU
• Manufacturer: RENESAS [Renesas Technology Corp]

M16C/6N Group (M16C/6N4)
Rev.2.40
REJ03B0003-0240
Under development
This document is under development and its contents are subject to change.
Timing Requirements
(Referenced to VCC = 3.3 V, VSS = 0 V, at Topr = –40 to 85°C unless otherwise specified)
Table 5.52 External Clock Input (XIN Input)
Table 5.53 Memory Expansion Mode and Microprocessor Mode
NOTES:
t
t
t
t
t
C
w(H)
w(L)
r
f
t
t
t
t
t
t
t
t
t
Symbol
ac1(RD-DB)
ac2(RD-DB)
ac3(RD-DB)
su(DB-RD)
su(RDY-BCLK)
su(HOLD-BCLK)
h(RD-DB)
h(BCLK-RDY)
h(BCLK-HOLD)
Symbol
1. Calculated according to the BCLK frequency as follows:
2. Calculated according to the BCLK frequency as follows:
3. Calculated according to the BCLK frequency as follows:
Aug 25, 2006
0.5 ✕ 10
f(BCLK)
(n –0.5) ✕ 10
(n –0.5) ✕ 10
f(BCLK)
f(BCLK)
External clock input cycle time
External clock input HIGH pulse width
External clock input LOW pulse width
External clock rise time
External clock fall time
Data input access time (for setting with no wait)
Data input access time (for setting with wait)
Data input access time (when accessing multiplexed bus area)
Data input setup time
________
RDY input setup time
__________
HOLD input setup time
Data input hold time
________
RDY input hold time
__________
HOLD input hold time
9
– 60 [ns]
page 74 of 88
9
9
– 60 [ns]
– 60 [ns]
n is “2” for 1-wait setting, “3” for 2-wait setting and “4” for 3-wait setting.
n is “2” for 2-wait setting, “3” for 3-wait setting.
Parameter
Parameter
5. Electric Characteristics (Normal-ver.)
62.5
Min.
Min.
25
25
50
40
50
0
0
0
Standard
Standard
(NOTE 1)
(NOTE 2)
(NOTE 3)
VCC = 3.3 V
Max.
Max.
15
15
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns