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參數資料
| 型號： | ADSP-2195 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | LM2991 Negative Low Dropout Adjustable Regulator; Package: CERDIP; No of Pins: 16; Qty per Container: 25; Container: Rail |
| 中文描述： | DSP的微機 |
| 文件頁數： | 23/68頁 |
| 文件大小： | 951K |
| 代理商： | ADSP-2195 |
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This information applies to a product under development. Its characteristics and specifications are subject to change with-
out notice. Analog Devices assumes no obligation regarding future manufacturing unless otherwise agreed to in writing.
23
REV. PrA
For current information contact Analog Devices at 800/262-5643
ADSP-2195
September 2001
ELECTRICAL CHARACTERISTICS
(CONTINUED)
I
DD-IDLE2
Supply Current (Core) Idle2
PLL Enabled, HCLK
= 80 MHz, CCLK
Disabled
7
1
mA
I
DD-TYPICAL
Supply Current (Core) Typical
HCLK = 80 MHz,
CCLK = 160
MHz
7,8
184
mA
I
DD-PEAK
Supply Current (Core) Peak
HCLK = 80 MHz,
CCLK = 160
MHz
7,8
215
mA
I
DD-PERIPHERAL1
Supply Current (Peripheral)
PLL Enabled, Core,
HCLK, CLKIN
Disabled
7
5
mA
I
DD-PERIPHERAL2
Supply Current (Peripheral)
HCLK = 80 MHz
7
60
mA
I
DD-POWERDOWN
Supply Current
PLL, Core, HCLK,
CLKIN Disabled
7
100
μA
C
IN
Input Capacitance
9, 10
f
IN
= 1 MHz,
T
CASE
= 25°C,
V
IN
= 2.5 V
TBD
pF
1
Specifications subject to change without notice.
2
Applies to output and bidirectional pins: DATA15–0, ADDR21–0, HAD15–0, MS3–0, IOMS, RD, WR, CLKOUT, HACK, PF7–0, TMR2–0, BGH,
BG, DT0, DT1, DT2/MISO0, TCLK0, TCLK1, TCLK2/SCK0, RCLK0, RCLK1, RCLK2/SCK1, TFS0, TFS1, TFS2/MOSI0, RFS0, RFS1,
RFS2/MOSI1, BMS, TDO, TXD, EMU.
3
Applies to input pins: ACK, BR, HCMS, HCIOMS, OPMODE, BMODE1–0, HA16, HALE, HRD, HWR, CLKIN, RESET, TCK, TDI, TMS, TRST,
DR0, DR1, BYPASS, RXD.
4
Applies to input pins with internal pull-ups: BMODE0, BMODE1, OPMODE, BYPASS, TCK, TMS, TDI, RESET.
5
Applies to input pin with internal pull-down: TRST
6
Applies to three-statable pins: DATA15–0, ADDR21–0, MS3–0, RD, WR, PF7–0, BMS, IOMS, TFSx, RFSx, TDO, EMU.
7
Test Conditions: @ V
DDINT
= 2.5V, T
AMB
= 25oC
8
Refer to
Table 23 on page 52
for definitions of operation types.
9
Applies to all signal pins.
10
Guaranteed, but not tested.
Parameter
1
Description
Test Conditions
Min
Typical
Max
Unit
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