M38517F8FP Renesas Electronics America, M38517F8FP Datasheet - Page 88

• Manufacturer Part Number: M38517F8FP
• Description: MCU 8-Bit 740 CISC 32KB Flash 5V 42-Pin SSOP
• Manufacturer: Renesas Electronics America

Specifications of M38517F8FP

• Package: 42SSOP
• Family Name: 740
• Maximum Speed: 8 MHz
• Ram Size: 1 KB
• Program Memory Size: 32 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 34
• Interface Type: I2C-BUS
• On-chip Adc: 5-chx10-bit
• Operating Temperature: -20 to 85 °C
• Number Of Timers: 4

3851 Group
MULTI-MASTER I
Table 36 Multi-master I
Note: C
Fig. 78 Timing diagram of multi-master I
Fig. 79 Circuit for measuring output switching characteristics (1)
Rev.1.01
t
t
t
t
t
t
t
t
t
t
BUF
HD;STA
LOW
R
HD;DAT
HIGH
F
SU;DAT
SU;STA
SU;STO
Symbol
M e a s u r e m e n t o u t p u t p i n
b
= total capacitance of 1 bus line
SDA
SCL
Oct 15, 2003
(Built-in 24 KB or more ROM)
Bus free time
Hold time for START condition
Hold time for S
Rising time of both S
Data hold time
Hold time for S
Falling time of both S
Data setup time
Setup time for repeated START condition
Setup time for STOP condition
p
t
BUF
2
2
C-BUS bus line characteristics
C-BUS BUS LINE CHARACTERISTICS
t
H D : S T A
S
page 86 of 89
t
LOW
CL
CL
Parameter
clock = “0”
clock = “1”
C M O S o u t p u t
CL
CL
t
t
R
and S
and S
H D : D T A
2
C-BUS
1 0 0 p F
DA
DA
signals
signals
t
H I G H
t
F
t s u
Test conditions
: D A T
Fig. 80
Fig. 80 Circuit for measuring output switching characteristics (2)
tsu
M e a s u r e m e n t o u t p u t p i n
:STA
Standard clock mode High-speed clock mode
Sr
Min.
250
4.7
4.0
4.7
4.0
4.7
4.0
0
t
HD:STA
1000
Max.
300
N - c h a n n n e l o p e n - d r a i n
20+0.1C
20+0.1C
Min.
100
1.3
0.6
1.3
0.6
0.6
0.6
tsu
0
:STO
b
b
1 0 0 p F
1 k
Max.
300
300
p
0.9
Unit
ns
ns
ns
s
s
s
s
s
s
s