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PDF PS2251-33 Data sheet ( Hoja de datos )
| Número de pieza | PS2251-33 | |
| Descripción | USB 2.0 Flash Controller | |
| Fabricantes | Phison Electronics Corporation | |
| Logotipo |  |
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 1. - USB 2.0 Flash Controller  Hay una vista previa y un enlace de descarga de PS2251-33 (archivo pdf) en la parte inferior de esta página. Total 19 Páginas | ||
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No.1, Qun Yi Road, Jhunan, Miaoli, Taiwan 350, R.O.C.
Tel : +886-37-586-896
Fax : +886-37-587-868
Email : [email protected]
Phison Electronics Corporation
USB 2.0 Flash Controller Specification
PS2251-33
http://www.DataSheet4U.com/
Version 1.2
All rights are strictly reserved. Any portion of this paper shall not be reproduced, copied, or translated to
any other forms without permission from Phison Electronics Corporation.
Document Number : S-09003
1 page  
Phison Electronics Corporation
No.1, Qun Yi Road, Jhunan, Miaoli, Taiwan 350, R.O.C.
Tel : +886-37-586-896 Fax : +886-37-587-868
² Support In-System Programming through USB Port
² Buffer SRAM : 16 buffers for performance improvement
² Build-in regulator
² 48-pins / 64-pins QFP Package
² Operating Voltage: 4.5V ~ 5.5V.
² USB bus-powered capability.
² Power Saving implemented.
² Working Frequency: 12MHz.
http://www.DataSheet4U.com/
Page 3
DCC.:S-09003
5 Page 
Phison Electronics Corporation
No.1, Qun Yi Road, Jhunan, Miaoli, Taiwan 350, R.O.C.
Tel : +886-37-586-896 Fax : +886-37-587-868
D5. Pin Description
Pin Name
V18
V33
VCC5A
GNDA
DP
DM
AVDDHP,AVDDH_USB
USB + Regulator Interface
Dir. Pin Description
VCC18 1.8V regulator power supply
VCC33 3.3V regulator power supply
VCC5 5.0V regulator power input
GND 0V regulator ground reference input
I/O USB 2.0 data in positive pin terminal.
I/O USB 2.0 data in negative pin terminal.
VCC33 USB 2.0 PHY power (3.3V)
AGNDP,AGND_USB
VSSK
XSCO
XSCI
VCCK
NC
GND
VCC33
O
I
I
USB 2.0 PHY ground reference (0V)
USB 2.0 PLL ground (0V)
Crystal oscillator output
Crystal oscillator input
USB 2.0 core power (1.8V)
No Connection
FLASH Interface
Pin Name
Dir.
Pin Description
PO_FLH_CEB
[7:0]
O Flash chip enable, low active.
PB_FLH_DIO
[15:0]
I/O
Flash data bushttp://www.DataSheet4U.com/
PO_FLH_ALE0,
PO_FLH_ALE1
O Flash address latch enable, high active.
PO_FLH_CLE0,
PO_FLH_CLE1
O Flash command latch enable, high active.
PO_FLH_REB0,
PO_FLH_REB1
O Flash read control signal, low active.
PO_FLH_WEB0,
PO_FLH_WEB1
O Flash write control signal, low active.
PO_FLH_WPB
O Flash write protect control signal, low active.
PI_FLH_RDY
I Flash ready/busy signal input
Pin Name
PI_RST_N
PI_TEST_SEL0
PI_TEST_SEL1
PI_TEST_MODE_N
PB_GPIO[0:3]
VCC3IO
VCCK
VSSIO
VSSK
Dir.
I
I
I
I
I/O
VCC33
VCC18
GND
GND
Global Signal
Pin Description
Reset Signal
Test Mode Signal.
EAMODE Select Signal.
USB VBUS input
4-bit GPIO
3.3V IO power
1.8V digital core power
0V IO ground reference
0V digital core ground reference
Page 9
DCC.:S-09003
11 Page | ||
| Páginas | Total 19 Páginas | |
| PDF Descargar | [ Datasheet PS2251-33.PDF ] | |
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