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TC850CLW датащи(PDF) 4 Page - Microchip Technology |
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TC850CLW датащи(HTML) 4 Page - Microchip Technology |
4 / 26 page TC850 DS21479C-page 4 © 2006 Microchip Technology Inc. CIN Input Capacitance — 1 — pF Pins 1 - 7, 17 COUT Output Capacitance — 15 — pF Pins 8 -15, High-impedance State TCE Chip-Enable Access Time — 230 450 nsec CS or CE, RD = LOW (Note 1) TRE Read-Enable Access Time — 190 450 nsec CS = HIGH, CE = LOW, (Note 1) TDHC Data Hold From CS or CE — 250 450 nsec RD = LOW, (Note 1) TDHR Data Hold From RD — 210 450 nsec CS = HIGH, CE = LOW, (Note 1) TOP OVR/POL Data Access Time — 140 300 nsec CS = HIGH, CE = LOW, RD = LOW, (Note 1) TLH Low/High Byte Access Time — 140 300 nsec CS = HIGH, CE = LOW, RD = LOW, (Note 1) Clock Setup Time 100 — — nsec Positive or Negative Pulse Width TWRE RD Minimum Pulse Width 450 230 — nsec CS = HIGH, CE = LOW, (Note 2) TWRD RD Minimum Delay Time 150 50 — nsec CS = HIGH, CE = LOW, (Note 2) TWWD WR Minimum Pulse Width 75 25 — nsec CS = HIGH, CE = LOW, (Note 1) TABLE 1-1: TC850 ELECTRICAL SPECIFICATIONS (CONTINUED) Electrical Characteristics: VS = ±5V; FCLK = 61.44kHz, VFS = 3.2768V, TA = 25°C, Figure 1-1, unless otherwise specified. Symbol Parameter Min Typ Max Unit Test Conditions Note 1: Demand mode, CONT/DEMAND = LOW. Figure 8-2 timing diagram. CL = 100 pF. 2: Continuous mode, CONT/DEMAND = HIGH. Figure 8-4 timing diagram. 3: Digital inputs have CMOS logic levels and internal pull-up/pull-down resistors. For TTL compatibility, external pull-up resistors to VDD are recommended. |
Аналогичный номер детали - TC850CLW |
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Аналогичное описание - TC850CLW |
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