Datasheet

Analog Integrated Circuit Device Data
Freescale Semiconductor 158
MC34708
Revision History
9.0 10/2012
• Corrected pins E14, E15, and F7 in Table 3
• Corrected Figure 3, Ball Map.
10 2/2013
• Update table 3. Pin definition
• Pin TRICKLESEL, Function = I, Description = Connect to VCOREDIG
• Pin PRETMR, Function = I, Description = Connect to Ground
• Pin BPTHERM, Function = I, Description = Connect to Ground
• Update Table 4. Maximum rating
• Update IC core Reference maximum pin voltages.
• Update LDO regulator maximum pin voltage.
• Table 5. Note added to restrict operation at maximum temperature ratings.
• Table 10. Update Mode descriptions.
• Removed PWMPS mode on all Buck Switching regulators.
• Corrected SWBST operating mode PWM to APS
• Typical short circuit protection defined to 20% above I
LMAX
• Remove Noise specifications from all LDO regulators.
• Removed Short-circuit protection threshold specification from VUSB2, VDAC and VGEN1 and
VUSB.
• Removed Spurs specification on VDAC and VGEN1
• Changed PSRR specifications for all LDO regulators to typical value only.
• Changed typical VPLL
PSRR
specifications
•V
IN
=UVDET: from 40 to 70 dB
•V
IN
=V
NOM
+1.0 V, >UVDET: from 60 to 75 dB
• Changed typical VUSB2
PSRR
specifications
•V
IN
=VIN
MIN
+ 100 mV: from 40 to 30 dB
•V
IN
=V
NOM
+1.0 V: from 60 to 30 dB
• Changed typical VDAC
PSRR
specifications
•V
IN
=VIN
MIN
+ 100 mV: from 40 to 50 dB
•V
IN
=V
NOM
+1.0 V: from 60 to 50 dB
• Changed typical VGEN1
PSRR
specifications
•V
IN
=VIN
MIN
+ 100 mV: from 60 to 50 dB
•V
IN
=V
NOM
+1.0 V: from - to 45 dB
• Changed typical VUSB
PSRR
specifications
•V
IN
=VIN
MIN
+ 100 mV: from 40 to 65 dB
• Specified total series resistance of VGEN2 output capacitance to 60mΩ ±20% including capacitor
ESR.
• Changed ADC drift over temperate from 1 to 10 LSB
• Update Bill of materials
• Corrected sensing point for ADC channel 2, from BP to BPSENSE pin.
• Table 81. LED driver control option x00 changed the CHRGLEDx status to Off.
• Changed section 7.8.4.15 title to Device Detect mode
• Updated figure 38
• Updated General Purpose LED Drivers Current Programming
• Corrected Table 14 VCOREDIG spec
• Modified Table 82 LED current programming
REVISION DATE DESCRIPTION OF CHANGES