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參數(shù)資料
| 型號(hào)： | DS21T07E |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類(lèi)： | Bus Terminator |
| 英文描述： | 9-LINE 110 ohm SCSI BUS TERMINATOR, PDSO20 |
| 封裝： | 0.173 INCH, PLASTIC, TSSOP-20 |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大小： | 101K |
| 代理商： | DS21T07E |
DS21T07
4 of 7
PIN DESCRIPTION Table 1
DS21T16E
PIN
DS21T16S
PIN
SYMBOL
DESCRIPTION
1
TERMPWR1
Termination Power 1. Should be connected to the SCSI
TERMPWR line. Must be decoupled with either a 2.2
F or 4.7 F. See Figure 2.
32
R1
Signal Termination 1. 110 ohms termination.
43
R2
Signal Termination 2. 110 ohms termination.
54
R3
Signal Termination 3. 110 ohms termination.
65
R4
Signal Termination 4. 110 ohms termination.
76
R5
Signal Termination 5. 110 ohms termination.
97
VREF1
Reference Voltage 1. Must be externally connected
directly to the VREF2 pin. Must be decoupled with a 4.7
F capacitor as shown in Figure 2.
10
8
GND
Ground. Signal ground; 0.0V.
11
9
TERMPWR2
Termination Power 2. Should be connected to the SCSI
TERMPWR line. Must be decoupled with either a 2.2
F or 4.7 F. See Figure 2.
13
10
R6
Signal Termination 6. 110 ohms termination.
14
11
R7
Signal Termination 7. 110 ohms termination.
15
12
R8
Signal Termination 8. 110 ohms termination.
16
13
R9
Signal Termination 9. 110 ohms termination.
17
14
NC
No Connect. Do not connect any signal to this pin.
19
15
VREF2
Reference Voltage 2. Must be externally connected
directly to the VREF1 pin. Must be decoupled with a 4.7
F capacitor as shown in Figure 2.
20
16
PD
Power Down. When tied low, the DS21T07 enters a
power-down mode. Contains an internal 50K pullup.
Strap low to deactivate the DS21T07, leave open
circuited to activate the DS21T07.
2, 8,
12, 18
N/A
HS-GND
Heat Sink Ground. Internally connected to the
mounting pad. Should be either grounded or electrically
isolated from other circuitry.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS21T07S | 9-LINE 110 ohm SCSI BUS TERMINATOR, PDSO16 |
| DS21T09S | 18-LINE 110 ohm SCSI BUS TERMINATOR, PDSO28 |
| DS2223 | 256 X 1 STANDARD SRAM, 1000 ns, PBCY3 |
| DS2223Z | 256 X 1 STANDARD SRAM, 1000 ns, PDSO4 |
| DS2224 | 224 X 1 STANDARD SRAM, 1000 ns, PBCY3 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS21T07E/T&R | 制造商:Rochester Electronics LLC 功能描述: 制造商:DALLAS SEMI 功能描述: 制造商:Maxim Integrated Products 功能描述:IC TERMINATOR SCSI 20-TSSOP |
| DS21T07E/T&R/C16 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| DS21T07E/T&R | 功能描述:SCSI 接口集成電路 RoHS:否 制造商:Texas Instruments 工作電源電壓:2.7 V to 5.25 V 電源電流:13 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSOP-36 封裝:Tube |
| DS21T07E/T&R/C03 | 功能描述:SCSI 接口集成電路 RoHS:否 制造商:Texas Instruments 工作電源電壓:2.7 V to 5.25 V 電源電流:13 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSOP-36 封裝:Tube |
| DS21T07E/T&R/C16 | 功能描述:SCSI 接口集成電路 RoHS:否 制造商:Texas Instruments 工作電源電壓:2.7 V to 5.25 V 電源電流:13 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSOP-36 封裝:Tube |
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