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: 18/73页
文件大小: 1255K
代理商: 7548
Rev.2.00
REJ03B0210-0200
Mar 15, 2007
Page 18 of 70
7548 Group
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
Fig 18. Block diagram of pins (2)
port selection bit
Key input interrupt
Compare output
Port latch
(10) Port P1
3
Timer2 output
P1
3
/T
2OUT
output valid bit
Key input interrupt
A/D converter
input
Key-on wakeup input selection bit
Analog input pin selection bit
Key input interrupt
(11) Ports P1
4
, P1
5
(Note)
(12) Ports P2
0
, P2
1
Pull-up control at STP
P2
0
/X
OUT
/X
COUT
Oscillation mode selection bit
(function set ROM data 1)
P2
1
/X
IN
/X
CIN
Note: Set to “1” the port P2
0
direction register.
Clock input
(13) CNVss
Mode setting signal
input
QzROM programming
power supply
Reset signal input
(14) RESET
(9) Ports P1
0
, P1
1
, P1
2
Data bus
Pull-up control bit
Direction
register
Pull-up control bit
Direction
register
Port latch
Data bus
Data bus
Pull-up control bit
Direction
register
Port latch
Direction
register
Port latch
Data bus
Key-on wakeup input selection bit
Analog input pin selection bit
Key-on wakeup input selection bit
Analog input pin selection bit
A/D converter
input
A/D converter
input
Direction
register
Port latch
Data bus
represents a parasitic diode.
No current flow is possible. Ensure that the input voltage
to each pin does not exceed the absolute maximum rating.
Note:
相关PDF资料
PDF描述
7549 SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
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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