參數(shù)資料
型號： T4223B-MC
廠商： ATMEL CORP
元件分類： 消費(fèi)家電
英文描述： Time-Code Receiver with A/D Converter
中文描述： SPECIALTY CONSUMER CIRCUIT, UUC22
封裝： DIE-22
文件頁數(shù)： 1/18頁
文件大?。?/td> 138K
代理商： T4223B-MC
U4223B
Rev. A7, 06-Mar-01
1 (18)
Time-Code Receiver with A/D Converter
Description
The U4223B is a bipolar integrated straight-through receiver circuit in the frequency range of 40 kHz to 80 kHz.
The device is designed for radio-controlled clock applications.
Features
Very low power consumption
Very high sensitivity
High selectivity by using two crystal filters
Power-down mode available
Only a few external components necessary
4-bit digital output
AGC hold mode
Block Diagram
Power supply
ADC
Decoder
Impulse
circuit
Rectifier &
integrator
AGC
amplifier
PON
CLK D3
D2
D1
D0
DEC
SB
VCC
GND
IN
16
12
17
18
19
20
11
10
9
13
FLB
FLA
SL
4
5
6
14
15
Q1A Q1B Q2A Q2B
REC
INT
1
3
2
7
8
Figure 1. Block diagram
Ordering and Package Information
Extended Type Number
U4223B-MFS
U4223B-MFSG3
T4223B-MF
T4223B-MC
Package
Remarks
SSO20 plastic
SSO20 plastic
No
No
Taping according to IEC-286-3
Die on foil
Die on carrier
相關(guān)PDF資料
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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