Operating instructions

R50 PARTS LIST
RF Technology R50 Page 37
U201 IC Quad CMOS RS232 RCV SO14 29/14C8/9A01
U202 IC Quad CMOS RS232 DRV SO14 29/14C8/8001
U203 IC Reset Generator S08 29/MC33/064D
U204 IC MCU 68HC12, TQFP112 29/68HC/12A0
U205 IC 3-8 Line Decoder SO16 29/2030/C138
U207 IC Flash 5V TSOP40 29/P006/0001
U208 IC SRAM 4M SOP-32 29/SRAM/P013
U301 IC Quad 8BIT DAC MAX534 SSO16 29/00MA/X534
U302 IC Dual PLL 1.1G RFIN SSO16 29/LMX2/335L
U303 IC Quad
OPAmplifier LM224 SO14
29/000L/M224
U304 IC Dual 4BIT Counter SO16 29/2030/C390
U401 IC FM IF Receiver NE615 29/000N/E615
U402 IC Quad
OPAmplifier LM224 SO14
29/000L/M224
U403 IC High Speed COMP SOT23-5 29/COMP/U001
U404 IC Dual Oneshot HCOMS SO16 29/2030/C123
U601 IC Opto-Isolator 4N35 25/1010/4N35
U602 IC CTCSS/DCS En/Decoder 29/00FX/805L
U604 IC
Audio Amplifier 5W TDA2003
25/2070/2003
U605
IC Quad OP Amplifier LM224 SO14
29/000L/M224
U607 IC Quad SPST DG411 SO16 29/00DG/411C
U609
IC Quad OP Amplifier LM224 SO14
29/000L/M224
U907 IC Switch Volt Regulator 12V 1A SMD 29/REG1/0N12
U908 IC Switch Volt Regulator 12V 1A SMD 29/REG1/0N12
U909 IC Switch Volt Regulator 5V 1A SMD 29/REG2/00N5
U910 IC Volt Regulator Positive ADJ 800mA LM1117 29/00LM/1117
U911 IC Volt Regulator Positive ADJ LM317 SO8 29/000L/M317
U913 IC Volt Regulator Negative ADJ LM337 SO8 29/000L/M337
U914 IC Volt Regulator Negative ADJ LM337 SO8 29/000L/M337
VR201 Trimpot 100K Multi Turn Horizontal 53/THH1/100K
VR202 Trimpot 100K Multi Turn Horizontal 53/THH1/100K
VR601 Trimpot 100K Multi Turn Horizontal 53/2060/010K
X200 Crystal Resistor 14.7456MHZ SMD 33/14M7/0001
X301 Crystal Resistor 12MHZ SMD 33/12M0/0001
X401
Ceramic Discriminator SMD
34/2000/CDBC
X402 Crystal Resonator 21.855M HC45U 32/2045/21M855
X601 Crystal Resonator 4MHZ HC49 32/2049/04MO