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CDCU877ZQL Datasheet(PDF) 3 Page - Texas Instruments |
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CDCU877ZQL Datasheet(HTML) 3 Page - Texas Instruments |
3 / 23 page www.ti.com CDCU877,, CDCU877A 1.8-V PHASE LOCK LOOP CLOCK DRIVER SCAS688D – JUNE 2005 – REVISED JULY 2007 TERMINAL FUNCTIONS TERMINAL I/O DESCRIPTION NAME GQL/ZQL RHA/RTB AGND G1 7 Analog ground AVDD H1 8 Analog power CK E1 4 I Clock input with a (10 k Ω to 100 kΩ) pulldown resistor Complementary clock input with a (10 k Ω to 100 kΩ) pulldown CK F1 5 I resistor FBIN E6 27 I Feedback clock input FBIN F6 26 I Complementary feedback clock input FBOUT H6 24 O Feedback clock output FBOUT G6 25 O Complementary feedback clock output OE F5 22 I Output enable (asynchronous) OS D5 21 I Output select (tied to GND or VDD) B2, B3, B4, B5, GND C2, C5, H2, H5, 10 Ground J2, J3, J4, J5 D2, D3, D4, E2, 1, 6, 9, 15, 20, 23, VDDQ E5, F2, G2, G3, Logic and output power 28, 31, 36 G4, G5 A2, A1, D1, J1, K3, 3, 11, 14, 16, 19, Y[0:9] O Clock outputs A5, A6, D6, J6, K4 29, 33, 34, 38, 39 A3, B1, C1, K1, 2, 12, 13, 18, 17, Y[0:9] K2, A4, B6, C6, O Complementary clock outputs 30, 32, 35, 37, 40 K6, K5 FUNCTION TABLE INPUTS OUTPUTS AVDD OE OS CK CK Y Y FBOUT FBOUT PLL GND H X L H L H L H Bypassed/Off GND H X H L H L H L Bypassed/Off GND L H L H LZ LZ L H Bypassed/Off LZ LZ GND L L H L H L Bypassed/Off Y7 Active Y7 Active 1.8 V Nominal L H L H LZ LZ L H On LZ LZ 1.8 V Nominal L L H L H L On Y7 Active Y7 Active 1.8 V Nominal H X L H L H L H On 1.8 V Nominal H X H L H L H L On 1.8 V Nominal X X L L LZ LZ LZ LZ Off X X X H H Reserved 3 Submit Documentation Feedback |
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