参数资料
型号: ADSP-BF544MBBCZ-5M
厂商: Analog Devices Inc
文件页数: 86/100页
文件大小: 0K
描述: IC DSP 16BIT 533MHZ MDDR 400CBGA
标准包装: 1
系列: Blackfin®
类型: 定点
接口: CAN,SPI,SSP,TWI,UART
时钟速率: 533MHz
非易失内存: 外部
芯片上RAM: 196kB
电压 - 输入/输出: 2.50V,3.30V
电压 - 核心: 1.25V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 400-LFBGA,CSPBGA
供应商设备封装: 400-CSPBGA(17x17)
包装: 托盘
配用: ADZS-BF548-EZLITE-ND - KIT EZLITE ADZS-BF548
Rev. C
|
Page 86 of 100
|
February 2010
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
OUTPUT DRIVE CURRENTS
Figure 61 through Figure 70 show typical current-voltage char-
acteristics for the output drivers of the ADSP-BF54x Blackfin
processors. The curves represent the current drive capability of
the output drivers as a function of output voltage.
Figure 61. Drive Current A (Low VDDEXT)
Figure 62. Drive Current A (High VDDEXT)
Figure 63. Drive Current B (Low VDDEXT)
–100
–80
–60
–40
–20
0
20
40
60
80
100
0
0.5
1.0
1.5
2.0
2.5
3.0
SOURCE VOLTAGE (V)
S
O
URCE
CURRE
NT
(m
A)
VOL
VOH
2.25V, +105°C
2.5V, +25°C
2.75V, –40°C
2.25V, +105°C
2.5V, +25°C
2.75V, –40°C
–150
–100
–50
0
50
100
150
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
SOURCE VOLTAGE (V)
S
O
URCE
CURRE
NT
(m
A)
VOH
VOL
2.7V, +105°C
3.3V, +25°C
3.6V, –40°C
2.7V, +105°C
3.3V, +25°C
3.6V, –40°C
–150
–100
–50
0
50
100
150
0
0.5
1.0
1.5
2.0
2.5
3.0
SOURCE VOLTAGE (V)
S
O
URCE
CURRE
NT
(m
A)
VOH
VOL
2.25V, +105°C
2.5V, +25°C
2.75V, –40°C
2.25V, +105°C
2.5V, +25°C
2.75V, –40°C
Figure 64. Drive Current B (High VDDEXT)
Figure 65. Drive Current C (Low VDDEXT)
Figure 66. Drive Current C (High VDDEXT)
–250
–200
–150
–100
–50
0
50
100
150
200
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
SOURCE VOLTAGE (V)
S
O
URCE
CURRE
NT
(m
A)
VOH
VOL
2.7V, +105°C
3.3V, +25°C
3.6V, –40°C
2.7V, +105°C
3.3V, +25°C
3.6V, –40°C
–80
–60
–40
–20
0
20
40
60
0
0.5
1.0
1.5
2.0
2.5
3.0
SOURCE VOLTAGE (V)
S
O
URCE
CURRE
NT
(m
A)
VOH
VOL
2.25V, +105°C
2.5V, +25°C
2.75V, –40°C
2.25V, +105°C
2.5V, +25°C
2.75V, –40°C
–100
–80
–60
–40
–20
0
20
40
60
80
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
OUTPUT VOLTAGE (V)
O
UTP
UT
CURRE
NT
(m
A)
VOH
VOL
2.7V, +105°C
3.3V, +25°C
3.6V, –40°C
2.7V, +105°C
3.3V, +25°C
3.6V, –40°C
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