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TC70EPA データシート(PDF) 6 Page - TelCom Semiconductor, Inc

部品番号 TC70EPA
部品情報  MICROMASTER - SYSTEM SUPERVISOR WITH POWER SUPPLY MONITOR, WATCHDOG AND BATTERY BACKUP
PDF  7 Pages
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メーカー  TELCOM [TelCom Semiconductor, Inc]
ホームページ  http://www.telcom-semi.com
Logo TELCOM - TelCom Semiconductor, Inc

TC70EPA データシート(HTML) 6 Page - TelCom Semiconductor, Inc

  TC70EPA Datasheet HTML 1Page - TelCom Semiconductor, Inc TC70EPA Datasheet HTML 2Page - TelCom Semiconductor, Inc TC70EPA Datasheet HTML 3Page - TelCom Semiconductor, Inc TC70EPA Datasheet HTML 4Page - TelCom Semiconductor, Inc TC70EPA Datasheet HTML 5Page - TelCom Semiconductor, Inc TC70EPA Datasheet HTML 6Page - TelCom Semiconductor, Inc TC70EPA Datasheet HTML 7Page - TelCom Semiconductor, Inc  
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5-12
TELCOM SEMICONDUCTOR, INC.
TC70
TC71
Figure 4. RS Override Reset
Figure 3. Watchdog Strobe
Figure 2. TC71 Typical Application
VCC
CE
WDD
VCCO
PF
TC71
TC55RP
REGULATOR
FILTER CAP
ADDRESS
NMI
CMOS
RAM
I/O
RESET
RESET
PROCESSOR
3V LI
R4
R3
VBATT
VCC
VCC
VCC
TDI
GND
CE
TDO
AC IN
RS
ADDRESS
DECODER
RECTIFIER
R4
13K
R3
10K
VSTL (MAX)
tST
tTD
RS
Note: tTD is the maximum elapsed time between strobes which
will keep the watchdog timer from forcing RS LOW.
(A
STROBE is defined as a high-to-low transition from VSTH to VSTL).
V
STH (MIN)
V
STL (MIN)
PB CLOSED
PB OPEN
RS
VIH
tRST
VIL
tPBH
MICROMASTER™ – SYSTEM SUPERVISOR
WITH POWER SUPPLY MONITOR, WATCHDOG
AND BATTERY BACKUP



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