参数资料
| 型号： | BU21023MUV-E2 |
| 厂商： | Rohm Semiconductor |
| 文件页数： | 10/22页 |
| 文件大小： | 0K |
| 描述： | IC CTLR TOUCH PANEL 28VQFN |
| 特色产品： | Resistive Touchscreen Controller Ics |
| 标准包装： | 1 |
| 类型： | 电阻 |
| 触摸面板接口： | 4，2 线 |
| 输入数/键： | 1 TSC |
| 分辨率（位）： | 8 b |
| 评估套件： | * |
| 数据接口： | I²C，串行，SPI? |
| 电源电压： | 1.8V，3V |
| 电流 - 电源： | 4mA |
| 工作温度： | -20°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-VFQFN 裸露焊盘 |
| 供应商设备封装： | 28-QFN |
| 包装： | 标准包装 |
| 其它名称： | BU21023MUV-E2DKR |
18
COMMERCIALTEMPERATURERANGE
IDT72V70810 3.3V TIME SLOT INTERCHANGE
DIGITAL SWITCH 1,024 x 1,024
tALW
ADDRESS
DATA
tADS
tADH
ALE
5710 drw12
tRW
tWW
tCSRW
tALRD
tCSR
tCSW
tDHW
tDHR
tAKH
tDDR
tDSW
tSWD
tALWR
tAKD
AD0-AD7
D8-D15
CS
RD
WR
DTA
Figure 12. Multiplexed Bus Timing (Intel Mode)
AC ELECTRICAL CHARACTERISTICS - MULTIPLEXED BUS TIMING (INTEL)
NOTE:
1. High Impedance is measured by pulling to the appropriate rail with R
L, with timing corrected to cancel time taken to discharge CL.
Symbol
Parameter
Min.
Typ.
Max.
Units
Test Conditions
tALW
ALE Pulse Width
20
ns
tADS
Address Setup from ALE falling
3
ns
tADH
Address Hold from ALE falling
3
ns
tALRD
RD Active after ALE falling
3
ns
tDDR
Data Setup from
DTA LOW on Read
5
ns
CL = 150pF
tCSRW
CS Hold after RD/WR
5ns
tRW
RD Pulse Width (Fast Read)
45
ns
tCSR
CS Setup from RD
0ns
tDHR(1)
Data Hold after
RD
10
20
ns
CL = 150pF, RL = 1K
tWW
WR Pulse Width (Fast Write)
45
ns
tALWR
WR Delay after ALE falling
3
ns
tCSW
CS Setup from WR
0ns
tDSW
Data Setup from
WR (FastWrite)
20
ns
tSWD
Valid Data Delay on Write (Slow Write)
122
ns
tDHW
Data Hold after
WR Inactive
5
ns
tAKD
Acknowledgment Delay:
Reading/WritingRegisters
43/43
ns
CL = 150pF
Reading/Writing Memory
220/210
ns
CL = 150pF
tAKH(1)
Acknowledgment Hold Time
22
ns
CL = 150pF, RL = 1K
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相关代理商/技术参数 |
参数描述 |
|---|---|
| BU21023MUV-ME2 | 制造商:ROHM 制造商全称:Rohm 功能描述:Resistive Type Touch Screen Controller ICs |
| BU21024FV-M | 制造商:ROHM 制造商全称:Rohm 功能描述:Resistive Type Touch Screen Controller ICs |
| BU21024FV-ME2 | 制造商:ROHM 制造商全称:Rohm 功能描述:Resistive Type Touch Screen Controller ICs |
| BU21024FV-M-E2 | 制造商:ROHM Semiconductor 功能描述: |
| BU21024GUL-ME2 | 制造商:ROHM 制造商全称:Rohm 功能描述:Resistive Type Touch Screen Controller ICs |
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