Copyright Cirrus Logic, Inc. 2011 (All Rights Reserved) DS508F2 EP7312 High-Performance, Low-Power S" />
參數(shù)資料
型號: EP7312-CV-90
廠商: Cirrus Logic Inc
文件頁數(shù): 28/54頁
文件大?。?/td> 0K
描述: IC ARM720T MCU 90MHZ 208-LQFP
標準包裝: 36
系列: EP7
核心處理器: ARM7
芯體尺寸: 32-位
速度: 90MHz
連通性: 編解碼器,DAI,EBI/EMI,IrDA,鍵盤,SPI/Microwire1,UART/USART
外圍設備: LCD,LED,MaverickKey,PWM
輸入/輸出數(shù): 27
程序存儲器類型: ROMless
RAM 容量: 56K x 8
電壓 - 電源 (Vcc/Vdd): 2.3 V ~ 2.7 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 208-LQFP
包裝: 托盤
配用: 598-1209-ND - KIT DEVELOPMENT EP73XX ARM7
其它名稱: 598-1238
34
Copyright Cirrus Logic, Inc. 2011
(All Rights Reserved)
DS508F2
EP7312
High-Performance, Low-Power System on Chip
79
SMPCLK
1
Low
O
SSI1 ADC sample clock
80
FB[1]
I
PWM feedback input
81
VSSIO
Pad Gnd
I/O ground
82
FB[0]
I
PWM feedback input
83
COL[7]
1
High
O
Keyboard scanner column
drive
84
COL[6]
1
High
O
Keyboard scanner column
drive
85
COL[5]
1
High
O
Keyboard scanner column
drive
86
COL[4]
1
High
O
Keyboard scanner column
drive
87
COL[3]
1
High
O
Keyboard scanner column
drive
88
COL[2]
1
High
O
Keyboard scanner column
drive
89
VDDIO
Pad Pwr
Digital I/O power, 3.3 V
90
TCLK
I
JTAG clock
91
COL[1]
1
High
O
Keyboard scanner column
drive
92
COL[0]
1
High
O
Keyboard scanner column
drive
93
BUZ
1
Low
O
Buzzer drive output
94
D[31]
1
Low
I/O
Data I/O
95
D[30]
1
Low
I/O
Data I/O
96
D[29]
1
Low
I/O
Data I/O
97
D[28]
1
Low
I/O
Data I/O
98
VSSIO
Pad Gnd
I/O ground
99
A[27]/DRA[0]
2
Low
O
System byte address /
SDRAM address
100
D[27]
1
Low
I/O
Data I/O
101
A[26]/DRA[1]
2
Low
O
System byte address /
SDRAM address
102
D[26]
1
Low
I/O
Data I/O
103
A[25]/DRA[2]
2
Low
O
System byte address /
SDRAM address
104
D[25]
1
Low
I/O
Data I/O
105
HALFWORD
1
Low
O
Halfword access select output
106
A[24]/DRA[3]
1
Low
O
System byte address /
SDRAM address
107
VDDIO
Pad Pwr
Digital I/O power, 3.3 V
108
VSSIO
Pad Gnd
I/O ground
109
D[24]
1
Low
I/O
Data I/O
110
A[23]/DRA[4]
1
Low
O
System byte address /
SDRAM address
111
D[23]
1
Low
I/O
Data I/O
112
A[22]/DRA[5]
1
Low
O
System byte address /
SDRAM address
113
D[22]
1
Low
I/O
Data I/O
114
A[21]/DRA[6]
1
Low
O
System byte address /
SDRAM address
115
D[21]
1
Low
I/O
Data I/O
116
VSSIO
Pad Gnd
I/O ground
117
A[20]/DRA[7]
1
Low
O
System byte address /
SDRAM address
Table 20. 208-Pin LQFP Numeric Pin Listing (Continued)
Pin
No.
Signal
Strength
Reset
State
Type
Description
相關PDF資料
PDF描述
EP7311-IR IC ARM720T MCU 74MHZ 204-TFBGA
DSPIC33FJ128GP802-I/SO IC DSPIC MCU/DSP 128K 28SOIC
ATTINY44-20SSU IC MCU AVR 4K FLASH 20MHZ 14SOIC
PIC18F4520-I/ML IC MCU FLASH 16KX16 44QFN
ATTINY44-20PU IC MCU AVR 4K FLASH 20MHZ 14-DIP
相關代理商/技術參數(shù)
參數(shù)描述
EP7312-CV-C 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
EP7312-CVZ 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic
EP7312-CVZ-90 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic
EP7312-CVZR 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic
EP7312-EB-90 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:HIGH-PERFORMANCE, LOW-POWER SYSTEM ON CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE