參數(shù)資料
型號(hào): AT43USB325E-AU
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: Multimedia USB Keyboard Controller with Embedded Hub
中文描述: 8-BIT, 12 MHz, RISC MICROCONTROLLER, PQFP64
封裝: 1.40 MM HEIGHT, GREEN, PLASTIC, MS-026ACB, LQFP-64
文件頁數(shù): 97/109頁
文件大?。?/td> 643K
代理商: AT43USB325E-AU
97
3355C–USB–4/05
AT43USB325
Note:
VCEXT is the voltage at CEXT1, CEXT2.
Note:
XTAL2 must not be used to drive other circuitry.
9.2.1
AC Characteristics
Table 9-4.
PA, PB, PC, PD, PE, PF
Symbol
Parameter
Condition
Min
Max
Unit
V
OL2
Output Low Level, PA, PB,
PE[0:3]
IOL = 4 mA
0.5
V
RPU
PC Pull-up resistor current
V = 0
90
280
μA
V
IL3
Input Low Level, PC
0.3 VCEXT
V
V
IH3
Input High Level, PC
0.7 VCEXT
V
V
IL4
Input Low Level, PD[0,1]
0.3 VCEXT
V
V
IH4
Input High Level, PD[0,1]
0.7 VCEXT
V
V
OL4
Output Low Level, PD[0,1]
IOL = 4 mA
0.3 VCEXT
V
V
OH4
Output High Level, PD[0,1]
IOH = 4 mA
0.7 VCEXT
V
C
Input/Output capacitance
1 MHz
10
pF
Table 9-5.
Oscillator Signals: XTAL1, XTAL2
Symbol
Parameter
Condition
Min
Max
Unit
V
LH
OSC1 switching level
0.47
1.20
V
V
HL
OSC1 switching level
0.67
1.44
V
CX1
Input capacitance, XTAL1
10
pF
CX2
Output capacitance, XTAL2
10
pF
C12
OSC1/2 capacitance
5
pF
t
SU
Start-up time
6 MHz, fundamental
2
ms
DL
Drive level
50
μW
Table 9-6.
SEEPROM SPI Timing
Symbol
Parameter
Condition
Min
Max
Unit
f
SCK
SCK Clock Frequency 50% duty cycle
333
333
ns
t
RO
, t
FO
Output Rise Time, Fall Time
10
10
ns
-5
5
ns
t
CSS
SSN Setup Time
0
20
ns
t
CSH
SSN Hold Time
0
20
ns
t
SU
Data IN Setup Time
10
ns
t
H
Data In Hold Time
2
ns
t
HO
Output Hold Time
0
ns
t
V
Output Valid
10
ns
相關(guān)PDF資料
PDF描述
AT43USB326-AC Multimedia USB Keyboard Controller with Embedded Hub
AT43USB326-AU Multimedia USB Keyboard Controller with Embedded Hub
AT43USB351M-AC Full-speed/Low-speed USB Microcontroller with ADC and PWM
AT43USB353M-AC Low Cost Full-speed USB Microcontroller with Embedded Hub, ADC and PWM
AT43USB355E-AC Full-speed USB Microcontroller with Embedded Hub, ADC and PWM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AT43USB326 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Missed Watchdog Timer Reset
AT43USB326_06 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Multimedia USB Keyboard Controller with Embedded Hub
AT43USB326-AC 功能描述:USB 接口集成電路 USB KEYBOARD F/LOGI- TECH - COM TEMP RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20
AT43USB326-AU 功能描述:USB 接口集成電路 USB KEYBOARD FOR LOGITECH - IND TEMP RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20
AT43USB351M 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Missed Watchdog Timer Reset