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P80C51UBAA Datasheet(PDF) 6 Page - NXP Semiconductors |
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P80C51UBAA Datasheet(HTML) 6 Page - NXP Semiconductors |
6 / 38 page Philips Semiconductors Product specification 80C51/87C51/80C52/87C52 80C51 8-bit microcontroller family 4 K/8 K OTP/ROM low voltage (2.7 V–5.5 V), low power, high speed (33 MHz), 128/256 B RAM 2000 Aug 07 6 LOGIC SYMBOL ADDRESS AND DATA BUS ADDRESS BUS T2 T2EX RxD TxD INT0 INT1 T0 T1 WR RD RST EA/VPP PSEN ALE/PROG VSS VCC XTAL1 XTAL2 SU00830 PIN CONFIGURATIONS SU01063 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 T2/P1.0 T2EX/P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 RST RxD/P3.0 TxD/P3.1 INT0/P3.2 INT1/P3.3 T0/P3.4 T1/P3.5 P1.7 WR/P3.6 RD/P3.7 XTAL2 XTAL1 VSS P2.0/A8 P2.1/A9 P2.2/A10 P2.3/A11 P2.4/A12 P2.5/A13 P2.6/A14 P2.7/A15 PSEN ALE EA/VPP P0.7/AD7 P0.6/AD6 P0.5/AD5 P0.4/AD4 P0.3/AD3 P0.2/AD2 P0.1/AD1 P0.0/AD0 VCC DUAL IN-LINE PACKAGE PLASTIC LEADED CHIP CARRIER PIN FUNCTIONS SU01062 LCC 6140 7 17 39 29 18 28 Pin Function 1 NIC* 2 P1.0/T2 3 P1.1/T2EX 4 P1.2 5 P1.3 6 P1.4 7 P1.5 8 P1.6 9 P1.7 10 RST 11 P3.0/RxD 12 NIC* 13 P3.1/TxD 14 P3.2/INT0 15 P3.3/INT1 Pin Function 16 P3.4/T0 17 P3.5/T1 18 P3.6/WR 19 P3.7/RD 20 XTAL2 21 XTAL1 22 VSS 23 NIC* 24 P2.0/A8 25 P2.1/A9 26 P2.2/A10 27 P2.3/A11 28 P2.4/A12 29 P2.5/A13 30 P2.6/A14 Pin Function 31 P2.7/A15 32 PSEN 33 ALE 34 NIC* 35 EA/VPP 36 P0.7/AD7 37 P0.6/AD6 38 P0.5/AD5 39 P0.4/AD4 40 P0.3/AD3 41 P0.2/AD2 42 P0.1/AD1 43 P0.0/AD0 44 VCC * NO INTERNAL CONNECTION PLASTIC QUAD FLAT PACK PIN FUNCTIONS SU01064 PQFP 44 34 1 11 33 23 12 22 Pin Function 1 P1.5 2 P1.6 3 P1.7 4 RST 5 P3.0/RxD 6 NIC* 7 P3.1/TxD 8 P3.2/INT0 9 P3.3/INT1 10 P3.4/T0 11 P3.5/T1 12 P3.6/WR 13 P3.7/RD 14 XTAL2 15 XTAL1 Pin Function 16 VSS 17 NIC* 18 P2.0/A8 19 P2.1/A9 20 P2.2/A10 21 P2.3/A11 22 P2.4/A12 23 P2.5/A13 24 P2.6/A14 25 P2.7/A15 26 PSEN 27 ALE 28 NIC* 29 EA/VPP 30 P0.7/AD7 Pin Function 31 P0.6/AD6 32 P0.5/AD5 33 P0.4/AD4 34 P0.3/AD3 35 P0.2/AD2 36 P0.1/AD1 37 P0.0/AD0 38 VCC 39 NIC* 40 P1.0/T2 41 P1.1/T2EX 42 P1.2 43 P1.3 44 P1.4 * NO INTERNAL CONNECTION |
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