参数资料
型号: M37512F8HP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 4 MHz, MICROCONTROLLER, PQFP48
封装: 7 X 7 MM, 0.50 MM PITCH, PLASTIC, LQFP-48
文件页数: 80/87页
文件大小: 879K
代理商: M37512F8HP
Feb 18, 2005
page 81 of 85
REJ03B0122-0101
7512 Group
Fig. 80 VISENS1-Count value characteristics of current integrator
nD b = T
INF
VISENS1
AD
n’D b = TINF VISENS1
AD +
tRD VISENS1
VISENS1
VREFD
ISENS1
input voltage
nC =
TINF (VISENS1-c)
AC
n’C =
TINF (VISENS1-c)
AC +
tRC (VISENS1-c)
VREFC
b’
nREFD
c
b
=
TINF b’
TINF-
tRD b’
c
=
vREFD b
nREFD-b
Charge
Discharge
Count value
Table 31 Over current detector electrical characteristics
(VCC = AVCC = 2.5V±2%, VSS =AVSS = 0V, Ta = –20 to 85 °C, f(XIN) = 4MHz, f(XCIN) = 32.768MHz)
Limits
Parameter
Min.
Typ.
Max.
Symbol
Unit
Conditions
Discharge short current detect voltage error
Discharge over current detect voltage error
Charge over current detect voltage error
Wake up detect voltage
Discharge short current detect time error
Discharge over current detect time error
Wake up detect time
8
58.6
10
T.B.D.
±15
12
30.5
62.5
mV
s
ms
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