MC33794 Просмотр технического описания (PDF) - Motorola => Freescale
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MC33794 Datasheet PDF : 20 Pages
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A,B,C,D
TEST
5.6 kΩ
E1 – E9
+ REF_A –REF_B
5.6 kΩ
VDD
VCC
RST
WD_IN
VPWR
AGND
GND and HEAT SINK
PWR_MON
VDD_MON
LAMP_GND
LAMP_CTRL
ISO_OUT
ISO_IN
4
CONTROL
LOGIC
MUX
OUT
22 kΩ (Nominal)
OSC
MUX
IN
POR/
WD
VCC
REG
VDD
REG
RECT
LPF
GAIN AND
OFFSET
ATTN
CLK
R_OSC
39 kΩ
DIS_SHIELD
SHIELD
47 kΩ
LP_CAP
10 nF
LEVEL
SIGNAL
LAMP_SENSE
LAMP_MON
LAMP CKT
ISO-9141
LAMP_OUT
ISO-9141
Figure 1. 33794 Internal Block Diagram
33794
2
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
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