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TDA6402 Datasheet(PDF) 9 Page - NXP Semiconductors |
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TDA6402 Datasheet(HTML) 9 Page - NXP Semiconductors |
9 / 40 page 2000 Jan 24 9 Philips Semiconductors Product specification 5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners TDA6402; TDA6402A; TDA6403; TDA6403A Table 5 Description of symbols used in Tables 3 and 4 Table 6 Address selection (I2C-bus mode) Table 7 Test modes Notes 1. This is the default mode at power-on reset. 2. The ADC input cannot be used when these test modes are active; see Section “Read mode; R/W = 1 (see Table 9)” for more information. SYMBOL DESCRIPTION A acknowledge MA1, MA0 programmable address bits (see Table 6) N14 to N0 programmable divider bits; N = N14 × 214 + N13 × 213 + ... + N1 × 21 +N0 CP charge pump current: CP =0=60 µA CP = 1 = 280 µA (default) T2, T1,T0 test bits (see Table 7) RSA, RSB reference divider ratio select bits (see Table 8) OS tuning amplifier control bit: OS = 0; normal operation; tuning voltage is ‘ON’ (default) OS = 1; tuning voltage is ‘OFF’ (high-impedance) PVHFL, PVHFH, PUHF, FMST PNP ports control bits: bit = 0; buffer n is ‘OFF’ (default) bit = 1; buffer n is ‘ON’ X don’t care MA1 MA0 VOLTAGE APPLIED ON CE INPUT (SW = GND) 0 0 0Vto0.1 × V CC 0 1 open or 0.2 × VCC to 0.3 × VCC 1 0 0.4 × VCC to 0.6 × VCC 1 1 0.9 × VCC to 1.0 × VCC T2 T1 T0 TEST MODES 0 0 0 automatic charge pump switched off 0 0 1 automatic charge pump switched on (note 1) 0 1 X charge pump is ‘OFF’ 1 1 0 charge pump is sinking current 1 1 1 charge pump is sourcing current 100 fREF is available on pin LOCK/ADC (note 2) 101 1 ⁄2fDIV is available on pin LOCK/ADC (note 2) |
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