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BU1924 View Datasheet(PDF) - ROHM Semiconductor

Part Name
Description
Manufacturer
BU1924
ROHM
ROHM Semiconductor ROHM
BU1924 Datasheet PDF : 5 Pages
1 2 3 4 5
Audio ICs
BU1924 / BU1924F
!Pin descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
Pin name
Functions
QUAL Demodulator quality Good data : High, bad data : Low
RDATA Demodulator data Refer to output data timing
Vref Reference voltage 1/2 VDD1 (refer to input/output circuits)
MUX
Input
Composite signal input (refer to input/output circuits)
VDD1
VSS1
Analog power supply 4.5V to 5.5V
VSS3
GND
CMP Comparator input C-junction (refer to input/output circuits )
T2
Test input
Open or connected to ground
T1
VDD2
VSS2
Digital power supply 4.5V to 5.5V
XI
XO
Crystal oscillator
Connects to 4.332MHz oscillator
(refer to input/output circuits)
(N.C.)
RCLK Demodulator clock 1187.5Hz clock (refer to the timing diagram)
Input/Output type
Type C
Type E
Type D
Type D
Type B
Type A
Type C
!Input / Output circuits
Type A
10M
Type B
Type C
Type D
+
Type E
+
 

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