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74F552 Folha de dados(PDF) 7 Page - NXP Semiconductors |
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74F552 Folha de dados(HTML) 7 Page - NXP Semiconductors |
7 / 14 page Philips Semiconductors Product specification 74F552 Octal registered transceiver with parity and flags (3-State) 1991 Jan 02 7 DC ELECTRICAL CHARACTERISTICS (Over recommended operating free-air temperature range unless otherwise noted.) NO TAG LIMITS SYMBOL PARAMETER TEST CONDITIONSNO TAG MIN TYP NO TAG MAX UNIT FR FS ERROR IO = 1mA ±10%VCC 2.5 V FR, FS, ERROR IOH = –1mA ±5%VCC 2.7 3.4 V VO High-level output A0 A7 VCC = MIN, VIL = MAX IO = 3mA ±10%VCC 2.4 V VOH g voltage A0–A7 VIL = MAX, VIH = MIN IOH = –3mA ±5%VCC 2.7 3.3 V B0 B7 PARITY IO = 15mA ±10%VCC 2.0 V B0–B7, PARITY IOH = –15mA ±5%VCC 2.0 V FR FS ERROR IO = 20mA ±10%VCC 0.30 0.50 V FR. FS. ERROR IOL = 20mA ±5%VCC 0.30 0.50 V VO Low-level output A0 A7 VCC = MIN, VIL = MAX IO = 24mA ±10%VCC 0.35 0.50 V VOL voltage A0–A7 VIL = MAX, VIH = MIN IOL = 24mA ±5%VCC 0.35 0.50 V B0 B7 PARITY IOL = 48mA ±10%VCC 0.38 0.55 V B0–B7, PARITY IOL = 64mA ±5%VCC 0.42 0.55 V VIK Input clamp voltage VCC = MIN, II = IIK –0.73 –1.2 V Input current at others VCC = MAX, VI = 7.0V 100 µA II maximum input voltage A0–A7, B0–B7, PARITY VCC = 5.5V, VI = 5.5V 1 mA IIH High-level input current others except A0–A7, B0–B7, PARITY VCC = MAX, VI = 2.7V 20 µA I Low-level input others VCC = MAX V =0 5V –0.6 mA IIL current OEAS, OEBA VCC = MAX, VI = 0.5V –1.2 mA IOZH+IIH Off-state output current High-level voltage applied A0–A7, B0–B7 VCC = MAX, VO = 2.7V 70 µA IOZL+IIL Off-state output current Low-level voltage applied B0–B7, PARITY VCC = MAX, VO = 0.5V –600 µA IOS Short-circuit output A0–A7, FS, FR, ERROR VCC = MAX –60 –150 mA OS currentNO TAG B0–B7, PARITY CC –100 –225 mA ICCH 115 170 mA ICC Supply current (total) ICCL VCC = MAX 125 185 mA (total) ICCZ 120 180 mA NOTES: 1. For conditions shown as MIN or MAX, use the appropriate value under the recommended operating conditions for the applicable type. 2. All typical values are at VCC = 5V, Tamb = 25°C. 3. Not more than one output should be shorted at a time. For testing IOS, the use of high-speed test apparatus and/or sample-and-hold techniques are preferable in order to minimize internal heating and more accurately reflect operational values. Otherwise, prolonged shorting of a High output may raise the chip temperature well above normal and thereby cause invalid readings in other parameter tests. In any sequence of parameter tests, IOS should be performed last. |
Nº de peça semelhante - 74F552 |
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Descrição semelhante - 74F552 |
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