by connecting un- Bee - ~ a , used inputs to either Vpp or Vss THERMAL CHARACTERISTICS [ Characteristic Symbot | | Value Unit | Thermal Resistance A | cw Plastic | ' 50 | Cerdip to \ - 50 I | CONTROL TIMING | Voc 5 0 v . Be, Vss 0} a Mc6801 i MC6801-1. Io MC68B01 | Characteristic Symbol | } Ty Unit Max Min [1 Max { Min Max | Frequency of Operation fo Os 5 1.0 0 5 ; 1.25 | | Crystal Frequency IXTAL | 2 200 4. 0 | 5.0 ! ' . ee ATAL aan a - External Oscillator r Frequency [ 4fo 2.0 { 40 | 50 Crystal Oscillator Start Up Time tre _ | 100 | 100 | Processor Control Setup Time I tecs 200 i _ 5.0 Vde - 5%, Vss 0,TaA Ty to TH, unless otherwise noted} DC ELECTRICAL CHARACTERISTICS (Veo - T tT miceson TT cesoie Characteristic ee _ a a __Mceso3sc | Unit Min _Max_ Min Max | wee _ wef . sees fee ok Input High Voltage RESET IH Vss 4 oo | Vee Vs: 4 0 Vcc v | _ . __Other r Inputs Vs /$S 2.0 Vec_ _Vgg 2. 2 Vec_ { _ | input Low Voltage | _ All Inputs ViL Vss 03. 3 Vgs - 708 | Vss_ 0.3 Vsg 0.8 | V _ Input Load Curren

5 to + 150 c protection is enhanced by connecting un- used inputs to either Vpp or Vss. THERMAL CHARACTERISTICS Characteristic Symbol Value Unit | Thermal Resistance HA cw Plastic 50 | Cerdip 50 | CONTROL TIMING (Vcc - 5.0 V +5%, Vgg=0) we MC6801 MC6801-1 MC68B01 . Characteristic Symbol > > + Unit Min | Max | Min | Max | Min | Max Frequency of Operation fo 0.5 1.0 0.5 1.25 0.5 2.0 MHz Crystal Frequency IX TAL 2.0 4.0 2.0 5.0 2.0 8.0 | MHz External Oscillator Frequency Afo 2.0 40 2.0 5.0 2.0 8.0 i MHz Crystal Oscillator Start Up Time tre _ 100 _ 100 _ 100 : ms Processor Control Setup Time tPcs 200 | 170 _ 110 | : ns : DC ELECTRICAL CHARACTERISTICS (Vcc 5.0 Vde = 5%, Vgg =0, Ta- TL to TH, unless otherwise noted) | MC6801 MC6801C Characteristic Symbol MC6803 MC6803C Unit Min Max Min Max | Input High Voltage RESET, VIH Vss -4.0 Vcc Vss- 4.0 Vec ov Other Inputs Vss~ 2.0 Vcc Vsg-2.2 Vee Input Low Voltage Allinputs! Vit Vss~0.3 | Vgg-0.8 | Vgg-03 | Vgg-0.8 v Input Load Current Port 4 lin _ 0.5 _ 0.8 mA

0C to 85C | MC6801CLI-1 MC6803CP1-1 P13 0116 25 fh P44 1.25 OC to 70C MC6803L1 MC6803P1 P14 [117 24 P45 1.25 40C to 85C MC6803CL-1 MC6803CP-1 15 0C to 70C =| MCEBA0TLI MC68A01P1 p15 [18 23 P46 15 0C to 70C MC68A03L MC68A03P P16 [19 22(1 P47 2.0 O0C to 70C MC68B01L1 MC68B01P1 Vv 2.0 0C to 70C | ~MCEBBO3L MC68B03P p17H}20 21H rendby MOTOROLA INC., 1984 DS9841-R1Lees Od LO osel 0) FIGURE 1 ~ M6801 MICROCOMPUTER FAMILY BLOCK DIAGRAM _ ut in Lu fang XTALI EXTAL2 On =I On el > > Zo Ww Expanded Multipiexed Expanded Non-Multiplexed | [ Single Chip P37. A7/D7 D710 P20 P36 AG/D6 DE 1/0 P21 P35. AS/D5. SSS P22 P34. AA/D4 4/0 P23 P33. A3/D3. 03/0 P24 P32. A2/D2 D2 = =1/0 P31 AI/D1 DI I/O P30 AO/DO DO 1/0 Sc2 R/W R/W O83 SC1 AS iOS 183 P47 Ald A7 1/Q P46 A114 AG 1/0 P45 Al3 AS 1/0 P10 P11 P12 Address P44 Al2 A4 0 P13 P43 OAT11 A3 1/0 P14 P42 A110 A2 1/0 P15 P41 AQ Al 1/0 P16 P40 AB AO 1/0 P17 2048 x 8 Vec ROM (See Note) NOTE: No functioning ROM in MC6803. POWER CONSIDERATIONS The average chip-jun

ice Digital Modem Digital Modulation General-Purpose Interface Adapter \Motorala Digital Bipolar 2Motorola Logic and Special Functions THE M6801 FAMILY PROCESSORS: HIGH-PERFORMANCE MCUs Frequency 1 MHz 1.25 MHz 1.5 MHz 2 MHz Memory MC6801 MC6801-1 MC68A01 MC68B01 2K ROM, 128 Bytes RAM, Expansion Bus MC68701 MC68701-1 = = 2K EPROM, 128 Bytes RAM, Expansion Bus MC6803 MC6803-1 MC68A03 MC68B03 No ROM, 128 Bytes RAM, Expansion Bus MC6803E MC6803E-1 - - No ROM, 128 Bytes RAM, External Clock, Expansion Bus MC6801U4 MC6801U4-1 = _ : 4K ROM, 192 Bytes RAM, Expansion Bus MC6803U4 MC6803U4-1 - - No ROM, 192 Bytes RAM, Expansion Bus MC68120 MC68120-1 = = 2K ROM, 128 Bytes Dual-Part RAM, Expansion Bus MC68121 MC68121-1 _ No ROM, 128 Bytes Dual-Port RAM, Expansion Bus THE HMOS M6805 FAMILY PROCESSORS: MEDIUM-PERFORMANCE MCUs Device No. of Memory (Bytes) 1/0 Lines Special Pins ROM | EPROM |RAM Features MC6805P2 28 1K _ 64 | 20 Programmable Bidirectional Self-Check MC6805P4 28 1K _ 112 | 20 Programmable Bidirec