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參數(shù)資料
| 型號(hào)： | DS21S07AS+T&R |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TERMINATOR SCSI 16-SOIC |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 類型： | SCSI，LVD，SE |
| 端子數(shù)： | 9 |
| 電源電壓： | 4 V ~ 5.5 V |
| 工作溫度： | 0°C ~ 70°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 16-SOIC（0.295"，7.50mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 16-SOIC W |
| 包裝： | 帶卷 (TR) |
DS21S087A
4 of 8
Table 1. Pin Description
PIN
TSSOP
SO
NAME
FUNCTION
1
TERMPWR1
Termination Power 1. Should be connected to the SCSI
TERMPWR line. Must be decoupled with either a 2.2
F
capacitor or 4.7
F capacitor. See Figure 2.
2, 8, 12,
18
—
HS-GND
Heat Sink Ground. Internally connected to the mounting pad.
Should be either grounded or electrically isolated from other
circuitry.
3–7,
13–16
2–6,
10–13
R1–R9
Signal Termination 1–9. 110
termination.
9
7
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. 0V, signal ground.
11
9
TERMPWR2
Termination Power 2. Should be connected to the SCSI
TERMPWR line. Must be decoupled with either a 2.2
F
capacitor or 4.7
F capacitor. See Figure 2.
17
14
NC
No Connection. 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
Active-Low Power-Down. When tied low, the DS21S07A
enters a power-down mode. Contains an internal 50k
pullup
resistor. Strap low to deactivate the DS21S07A; leave open
circuited to activate the DS21S07A
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS21S07CE | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Interface IC |
| DS21S07CS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Interface IC |
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| DS21T05S | 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 |
| DS21T05S/T&R | 制造商:Maxim Integrated Products 功能描述:IC TERMINATOR SCSI 300MIL 16SOIC |
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