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UPD31172F1-48-FN の電気的特性と機能

UPD31172F1-48-FNのメーカーはNECです、この部品の機能は「VRC4172TM COMPANION CHIP FOR VR4121TM」です。


製品の詳細 ( Datasheet PDF )

部品番号 UPD31172F1-48-FN
部品説明 VRC4172TM COMPANION CHIP FOR VR4121TM
メーカ NEC
ロゴ NEC ロゴ 




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UPD31172F1-48-FN Datasheet, UPD31172F1-48-FN PDF,ピン配置, 機能
DATA SHEET
MOS INTEGRATED CIRCUIT
µPD31172
VRC4172TM
COMPANION CHIP FOR VR4121TM
DESCRIPTION
The µPD31172 (commercial name: VRC4172) is a companion chip designed for NEC’s µPD30121 microprocessor
(commercial name: VR4121).
The VRC4172 has the following functions available on chip: a USB host controller, an IEEE1284 parallel controller,
a 16550 serial controller, a PS/2 controller, general-purpose ports (GPIO), programmable chip select (PCS), and a
PWM controller (a duty modulated light pulse generation function for LCD backlighting).
The VRC4172 can be directly connected to the VR4121, allowing a reduction in the man-hours required for
development of a Windows™ CE system.
Detailed function descriptions are provided in the following user’s manual. Be sure to read it before
designing.
VRC4172 User’s Manual (U14386E)
FEATURES
• Directly connectable to VR4121
• On-chip USB host controller
• USB ports: 2
• Compliant with the USB OpenHCI specifications, release 1.0
• Communicates with USB device asynchronously with host CPU
• Full-speed (12 Mbps) and low-speed (1.5 Mbps) modes supported
• System clock: 48 MHz
• On-chip PS/2 controller
• On-chip IEEE1284 parallel controller
• On-chip 16550 serial controller
• General-purpose ports (GPIO): 24
• On-chip PWM controller
• Duty modulated light pulse generation function for LCD backlighting
• Internal maximum operating frequency: 48 MHz
• Power supply voltage: VDD = 3.3 V ± 0.3 V
• Package: 208-pin plastic FBGA
APPLICATIONS
Battery-driven portable information devices
Peripheral devices for PCs, etc.
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local NEC representative for
availability and additional information.
Document No. U14388EJ2V0DS00 (2nd edition)
Date Published May 2000 N CP(K)
Printed in Japan
The mark shows major revised points.

1 Page





UPD31172F1-48-FN pdf, ピン配列
µPD31172
Symbol
Name
A1 GND
A2 AUTOFEED#
A3 PE
A4 INIT#
A5 IOCHRDY
A6 AD19
A7 AD20
A8 AD21
A9 AD22
A10 AD23
A11
A12
A13
AD24
ReservedNote 1
ReservedNote 1
A14 DP1
A15 DN2
A16 DP2
A17 LCDRDY
B1 PS2CLK
B2 VDD
B3 VDD
B4 BUSY
B5 GND
B6 AD12
B7 AD13
B8 AD14
B9 AD15
B10 AD16
B11 AD17
B12 AD18
B13 GND
B14 DN1
B15
VDD
B16 GND
B17 WR#
C1 PS2DATA
Symbol
Name
C2 GND
C3 STROBE#
C4 ACK#
C5 ERROR#
C6 AD6
C7 AD7
C8 AD8
C9 VDD
C10 AD9
C11 AD10
C12 AD11
C13 LCDBAK
C14 SMI#
C15 USBINT#
C16 GND
C17 RD#
D1 GND
D2 SELECTIN#
D3 DIR1284
D4 PS2INT
D5 SELECT
D6 AD0
D7 AD1
D8 AD2
D9 GND
D10 AD3
D11 AD4
D12 AD5
D13
VDD
D14 IEN
D15 WAKE
D16 OCI1
D17 LCDCS#
E1 GPIO23
E2 GPIO19
Symbol
Name
E3 CD3
E4 CD7
E14 GND
E15 PPON1
E16 OCI2
E17 USBRST#
F1 GPIO22
F2 GPIO18
F3 CD2
F4 CD6
F14 SCLK
F15 PPON2
F16 LCAS#
F17 MRAS0#
G1 GPIO21
G2 GPIO17
G3 CD1
G4
G14
G15
CD5
ReservedNote 1
ReservedNote 1
G16 UCAS#
G17 MRAS1#
H1 GPIO20
H2 GPIO16
H3 CD0
H4
H14
CD4
ReservedNote 1
H15 ARBCLKSEL
H16 ULCAS#
H17 ROMCS2#
J1 GPIO15
J2 GPIO11
J3 VDD
J4 GND
J14 VDD
Notes 1. Either leave pins A12, A13, G14, G15, and H14 open, or input 0 V.
2. Always input 0 V to pins L16 and M16.
Remark # indicates active low.
Data Sheet U14388EJ2V0DS00
Symbol
Name
J15 GND
J16 UUCAS#
J17 ROMCS3#
K1 GPIO14
K2 GPIO10
K3 GPIO7
K4 GPIO3
K14 EXCS3#
K15 EXCS0#
K16 SCAS#
K17 SRAS#
L1 GPIO13
L2 GPIO9
L3 GPIO6
L4 GPIO2
L14 EXCS4#
L15 EXCS1#
L16 Reserved (0)Note 2
L17 GND
M1 GPIO12
M2 GPIO8
M3 GPIO5
M4 GPIO1
M14 EXCS5#
M15
M16
EXCS2#
Reserved (0)Note 2
M17 CKE
N1 RESET
N2 BUSRQ0#
N3 GPIO4
N4 GPIO0
N14 GND
N15 DSR#
N16 RXD
N17 RI#
3


3Pages


UPD31172F1-48-FN 電子部品, 半導体
INTERNAL BLOCK DIAGRAM AND EXTERNAL BLOCK CONNECTION EXAMPLE
µPD31172
48 MHz
SDRAM
VR4121
VRC4172
DRAM
controller
PCI bus
controller
USB host
controller
(OpenHCI 1.0)
IEEE1284
parallel controller
16550
serial controller
PS/2 controller
PWM controller
PCS (6 bits)
GPIO (24 bits)
PMU
ICU
2 ports
.. .. .. ..
RS-232-C
driver
LCD backlight
6 Data Sheet U14388EJ2V0DS00

6 Page



ページ 合計 : 30 ページ
 
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部品番号部品説明メーカ
UPD31172F1-48-FN

VRC4172TM COMPANION CHIP FOR VR4121TM

NEC
NEC


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