参数资料
型号: 7548
厂商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 单芯片8位CMOS微机
文件页数: 61/73页
文件大小: 1255K
代理商: 7548
Rev.2.00
REJ03B0210-0200
Mar 15, 2007
Page 61 of 70
7548 Group
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
Recommended operating conditions (2)
(V
CC
= 1.8 to 5.5 V, V
SS
= 0 V, Ta =
20 to 85
°
C, unless otherwise noted)
NOTE:
1. When the oscillation frequency has a duty cycle of 50 %.
Fig 81. Power source voltage and oscillation frequency
Min.
Typ.
f(X
IN
)
Symbol
Parameter
Limits
Unit
Max.
8
8
50
MHz
X
CIN
oscillation
(Vcc
2.4)
×
2
0.7
(Vcc
2.2)
0.2
MHz
+2
kHz
32.768
MHz
X
IN
oscillation
External clock input
MHz
MHz
MHz
Double-speed mode
High-, middle-,
low-speed mode
Vcc = 4.5
5.5 V
Vcc = 2.4
4.5 V
Vcc = 2.2
2.4 V
Vcc = 4.0
5.5 V
Vcc = 2.4
4.0 V
Vcc = 1.8
2.4 V
Double-, high-, middle-,
low-speed mode
Vcc = 1.8
5.5 V
X
IN
oscillation
frequency (Note 1)
X
CIN
oscillation
frequency (Note 1)
+1
(Vcc
2.4)
0.4
(Vcc
1.8)
0.2
+4
+1
O
I
(
Power source voltage:
Vcc(V)
8.0
4.0
2.0
1.0
0.0
0.0
1.5
2.5
3.5
4.5
5.5
2.0
3.0
4.0
5.0
Low-speed on-chip oscillator (5 V/Typ:250 kHz)/Double-, high-, middle-, low-speed mode
High-speed on-chip oscillator
(5 V/Typ:4 MHz)
Double-, high-, middle-,
low-speed mode
X
CIN
oscillation/Double-, high-, middle-, low-speed mode
X
IN
oscillation
Double-speed mode
X
IN
oscillation
High-, middle-,
low-speed mode
When X
IN
is used, the MCU can be
operated within the range shown in
diagonal lines.
Confirm that the oscillation is stable
within the operating supply voltage
range before use.
Contact the oscillator manufacturer
for oscillation constants.
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相关代理商/技术参数
参数描述
7548_07 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:Standard Characteristics
7548_0710 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
75481-001 功能描述:集管和线壳 BACKPANEL PINS RoHS:否 产品种类:1.0MM Rectangular Connectors 产品类型:Headers - Pin Strip 系列:DF50 触点类型:Pin (Male) 节距:1 mm 位置/触点数量:16 排数:1 安装风格:SMD/SMT 安装角:Right 端接类型:Solder 外壳材料:Liquid Crystal Polymer (LCP) 触点材料:Brass 触点电镀:Gold 制造商:Hirose Connector
75481-002 功能描述:集管和线壳 BERGPIN - WITH LARGE STA-R RoHS:否 产品种类:1.0MM Rectangular Connectors 产品类型:Headers - Pin Strip 系列:DF50 触点类型:Pin (Male) 节距:1 mm 位置/触点数量:16 排数:1 安装风格:SMD/SMT 安装角:Right 端接类型:Solder 外壳材料:Liquid Crystal Polymer (LCP) 触点材料:Brass 触点电镀:Gold 制造商:Hirose Connector
75481-004 功能描述:集管和线壳 BERGPIN RoHS:否 产品种类:1.0MM Rectangular Connectors 产品类型:Headers - Pin Strip 系列:DF50 触点类型:Pin (Male) 节距:1 mm 位置/触点数量:16 排数:1 安装风格:SMD/SMT 安装角:Right 端接类型:Solder 外壳材料:Liquid Crystal Polymer (LCP) 触点材料:Brass 触点电镀:Gold 制造商:Hirose Connector