Z80180 Просмотр технического описания (PDF) - Zilog

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Компоненты Описание

производитель

Z80180

ENHANCED Z180 MICROPROCESSOR

Zilog 

Z80180/Z8S180/Z8L180

Enhanced Z180 Microprocessor

Zilog

No. Symbol Item

40. tMEWL /MREQ Pulse Width (LOW)

41. tRFD1 Ø Rise to /RFSH Fall Delay

42. tRFD2 Ø Rise to /RFSH Rise Delay

43. tHAD1 Ø Rise to /HALT Fall Delay

44. tHAD2 Ø Rise to /HALT Rise Delay

45. tDRQS /DREQi Set-up Time to Ø Rise

46. tDRQH /DREQi Hold Time from Ø Rise

47. tTED1 Ø Fall to /TENDi Fall Delay

48. tTED2 Ø Fall to /TENDI Rise Delay

49. tED1 Ø Rise to E Rise Delay

50. tED2 Ø Fall or Rise to E Fall Delay

51. PWEH E Pulse Width (HIGH)

52. PWEL E Pulse Width (LOW)

53. tEr

Enable Rise Time

54. tEf

Enable Fall Time

55. tTOD Ø Fall to Timer Output Delay

56. tSTDI CSI/O Transmit Data Delay Time (Internal

Clock Operation)

57. tSTDE CSI/O Transmit Data Delay Time (External

Clock Operation)

58. tSRSI CSI/O Receive Data Set-up Time (Internal

Clock Operation)

59. tSRHI CSI/O Receive Data Hold Time (Internal

Clock Operation)

60. tSRSE CSI/O Receive Data Set-up Time (External

Clock Operation)

61. tSRHE CSI/O Receive Data Hold Time (External

Clock Operation)

62. tRES /RESET Set-up Time to Ø Fall

63. tREH /RESET Hold Time from Ø Fall

64. tOSC Oscillator Stabilization Time

65. tEXr External Clock Rise Time (EXTAL)

66. tEXf External Clock Fall Time (EXTAL)

67. tRr

/RESET Rise Time

68. tRf

/RESET Fall Time

69. tIr

Input Rise Time (except EXTAL, /RESET)

70. tIf

Input Fall Time (except EXTAL, /RESET)

Z80180-6

Min.

125

–

–

–

–

40

40

–

–

–

–

75

180

–

–

–

–

Max.

–

90

90

90

90

–

–

70

70

95

95

–

–

20

20

300

200

–

7.5tcyc

+300

1

–

1

–

1

–

1

–

120

–

80

–

–

20

–

25

–

25

–

50

–

50

–

100

–

100

Z80180-8

Min.

100

–

–

–

–

40

40

–

–

–

–

65

130

–

–

–

–

Max.

–

80

80

80

80

–

–

60

60

70

70

–

–

20

20

200

200

–

7.5tcyc

+200

1

–

1

–

1

–

1

–

100

–

70

–

–

20

–

25

–

25

–

50

–

50

–

100

–

100

Z80180-10

Min.

80

–

–

–

–

30

30

–

–

–

–

55

110

–

–

–

–

Max. Unit

–

ns

60

ns

60

ns

50

ns

50

ns

–

ns

–

ns

50

ns

50

ns

60

ns

60

ns

–

ns

–

ns

20

ns

20

ns

150

ns

150

ns

–

7.5tcyc ns

+150

1

–

tcyc

1

–

tcyc

1

–

tcyc

1

–

tcyc

80

–

ns

50

–

ns

–

TBD ns

–

25

ns

–

25

ns

–

50

ns

–

50

ns

–

100

ns

–

100

ns

1-26

PRELIMINARY

DS971800401

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