Datasheet

MAX2900–MAX2904
200mW Single-Chip Transmitter ICs for
868MHz/915MHz ISM Bands
12
Maxim Integrated
Table 2. MAX2901/MAX2903 Power-Up Modes
Table 3. MAX2902/MAX2904 Power-Up Modes
Table 4. MAX2900 Synthesizer
Programming
REFEN EN OOKIN REFERENCE VCO MOD FILTER SYNTHESIZER PA
0 0 X Off Off Off Off
1 0 X On Off Off Off
110 On On On Off
111 On On On
On only after LD
goes high
REFEN EN OOKIN REFERENCE VCO MOD FILTER PA
0 0 X Off Off Off
1 0 0 On Off Off
0 1 0 Off On Off
110 On On Off
0 1 1 Off On On
111 On On On
D0 D1 D2 DIVISION RATIO
0 1 1 249
0 1 0 250
0 0 1 251
0 0 0 252
1 1 1 253
1 1 0 254
1 0 1 255
1 0 0 256
Table 5. MAX2901/MAX2903 Synthesizer
Programming
DIV 63 DIVISION RATIO
062
163
Table 1. MAX2900 Power-Up Modes
LOGIC LEVEL INTERNAL BLOCK STATUS
REFEN EN OOKIN REFERENCE VCO MOD FILTER SYNTHESIZER PA
0 0 X Off Off Off Off
1 0 X On Off Off Off
1 1 0 On On On Off
1 1 1 On On On
On only after LD
goes high