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MXIC - AMPLITUDE TYPE AUTO FOCUS IC

Numéro de référence MX171
Description AMPLITUDE TYPE AUTO FOCUS IC
Fabricant MXIC 
Logo MXIC 





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MX171 fiche technique
MX171
AMPLITUDE TYPE AUTO FOCUS IC
FEATURES
• Package : 8-pin SOP, 8-pin DIP
• Operating voltage : 2.2V~6V
• Operating temperature : -25oC~60oC
• Supply current : max. 10mA (without output current)
• Surround light level : max. 20uA (SPD output current)
• IRED drive output : min. 15mA
• Magnet drive current : min. 300mA
• Measuring time : max. 30ms
DESCRIPTION
MX171 is designed for Amplitude system auto focus
cameras. It is regarded as input component for SPD
(Silicon Photo Detector), and comprises of circuits that
drive AF magnet as output, an infrared emission diode
current control circuit, and control circuit of sequential
timing.
PIN CONFIGURATION
8 SOP
GND
CH
SPD
VCC
2
3
4
8 OUT
7 IRED
6 CT
5 VR
PIN FUNCTIONS
SYMBOL
GND
CH
SPD
VCC
VR
CT
IRED
OUT
PIN NAME
Ground Pin
Hold Capacitor Pin
SPD Input Pin
Supply Pin
VR Pin for Adjustment
Timing Capacitor
Output Control for IRED
Data Output Pin
P/N: PM0167
1 REV 1.2, JAN 05, 1996

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