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TC850IJL Arkusz danych(PDF) 3 Page - TelCom Semiconductor, Inc |
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TC850IJL Arkusz danych(HTML) 3 Page - TelCom Semiconductor, Inc |
3 / 14 page 3-79 TELCOM SEMICONDUCTOR, INC. 7 6 5 4 3 1 2 8 ELECTRICAL CHARACTERISTICS (Cont.) Symbol Parameter Test Conditions Min Typ Max Unit tLH Low/High Byte Access Time CS = HIGH, CE = LOW, RD = LOW (Note 1) — 140 300 nsec Clock Setup Time Positive or Negative Pulse Width 100 — — nsec tWRE RD Minimum Pulse Width CS = HIGH, CE = LOW (Note 2) 450 230 — nsec tWRD RD Minimum Delay Time CS = HIGH, CE = LOW (Note 2) 150 50 — nsec tWWR WR Minimum Pulse Width CS = HIGH, CE = LOW, Demand Mode 75 25 — nsec Clock Setup Time Positive or Negative Pulse Width 100 — — nsec NOTES: 1. Demand mode, CONT/DEMAND = LOW. Figure 10 timing diagram. CL = 100pF. 2. Continuous mode, CONT/DEMAND = HIGH. Figure 12 timing diagram. 3. Digital inputs have CMOS logic levels and internal pull-up/pull-down resistors. For TTL compatibility, external pull-up resistors to VCC are recommended. TC850CPL TC850IJL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 COMMON CBUFB BUFFER INTIN INTOUT COMP NC = NO INTERNAL CONNECTION GND CINTA CBUFA CINTB IN – IN + REF – TEST OSC2 OSC1 BUSY DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 L/H OVR/POL CONT/DEMAND RD CE CS WR VSS VDD REF1 + REF2 + CREF1 + CREF1 – CREF2 – CREF2 + CREF2 COMMON 33 34 35 36 37 38 39 13 10 9 8 7 18 19 20 21 23 24 6 543 1 44 2 22 43 42 41 40 25 26 27 28 32 14 31 15 30 16 29 17 11 12 TC850CLW TC850ILW CBUFB CINTA CBUFA CINTB IN – NC IN + DB0 DB1 DB2 DB3 DB4 NC DB5 DB6 DB7 OVR/POL L/H REF2 + – CREF2 + PIN CONFIGURATIONS TC850 15-BIT, FAST-INTEGRATING CMOS ANALOG-TO-DIGITAL CONVERTER |
Podobny numer części - TC850IJL |
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Podobny opis - TC850IJL |
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