參數(shù)資料
型號: PCA2002CX8/5/1,025
廠商: NXP Semiconductors
文件頁數(shù): 28/30頁
文件大?。?/td> 0K
描述: IC WATCH CIRCUIT 32KHZ DIE
標準包裝: 15,064
系列: *
PCA2002
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 8 — 25 November 2011
7 of 30
NXP Semiconductors
PCA2002
32 kHz watch circuit with programmable output period and pulse width
8.5 Type recognition
Byte D is read to determine, which type of the PCA200x family is used in a particular
application.
Table 6.
Description of word A bits
Bit
Value
Description
Inhibit time
1 to 7
-
adjust the number of the 8192 Hz pulses to be removed;
bit 1 is the MSB and bit 7 is the LSB
Calibration period
80
1 minute
12 minutes
Table 7.
Description of word B bits
Bit
Value
Description
Pulse width tp (ms)
1 to 3
000
0.98
001
1.95
010
2.9
011
3.9
100
4.9
101
5.9
110
6.8
111
7.8
Output period (s)
4to6
000
1
001
5
010
10
011
20
100
30
Duty cycle of motor pulse
70
75 %
1100 %
Pulse stretching
8
0
no pulse stretching
1
a pulse width of 2
t
p and a duty factor of 25 % are added
Table 8.
Description of word D bits
Bit
Value
Description
Type recognition
1 to 4
0000
PCA2002
1000
PCA2000
0100
PCA2001
1100
PCA2003
相關PDF資料
PDF描述
W3A43C221KAT2A CAP ARRAY 4CH 220PF 25V 0612
W3A41C331KAT2A CAP ARRAY 4CH 330PF 100V 0612
W3A41C221KAT2A CAP ARRAY 4CH 220PF 100V 0612
W2A4ZC103KAT2A CAP ARRAY 4CH 10000PF 10V 0508
3386V-1-502LF TRIMMER 5K OHM 0.5W TH
相關代理商/技術參數(shù)
參數(shù)描述
PCA2002T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:32 kHz watch circuit with programmable output period and pulse width
PCA2002TK 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:32 kHz watch circuit with programmable output period and pulse width
PCA2002TK/1,118 功能描述:馬達/運動/點火控制器和驅動器 WATCH IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
PCA2002TK-T 功能描述:馬達/運動/點火控制器和驅動器 WATCH IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
PCA2002U/10AA 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:32 kHz watch circuit with programmable output period and pulse width